Yaman BARLAS
Professor
Department of Industrial
Engineering
Boğaziçi
University,
34342 Bebek, Istanbul,
Turkey.
Tel. (90) (212) 359 7073. Fax.
(90) (212) 265-1800
URL: www.ie.boun.edu.tr/~barlas; Email:
ybarlas@boun.edu.tr
EDUCATION
Ph.D. - Georgia
Institute of Technology - 1985.
Industrial and Systems Engineering.
M.S. - Ohio University - 1980. Industrial and Systems
Engineering.
B.S. - Middle East Technical University,
Turkey - 1978. Industrial
Engineering.
ACADEMIC
EXPERIENCE
Visiting Professor,
University of Bergen, Norway, 2000.
Professor, Boğaziçi
University, 1997- present
Associate Professor,
Boğaziçi University, 1993 - 1997.
Associate professor
(with tenure), Miami University, 1990-1993.
Assistant Professor,
Miami University, 1985-1990.
Graduate Research, Teaching Assistant, Georgia Institute of Technology, 1980-85.
PROFESSIONAL
ORGANIZATIONS
• Founding member,
System Dynamics Society; Member: Society for Computer Simulation; Sigma Xi
scientific research society; Alpha Pi Mu Honor Society.
• President, System
Dynamics Society, 1997-98.
• Editor for short
articles, System Dynamics Review, 1996-
• Honorary Editor,
Encyclopedia for Life Support Systems, 1999-
GRANTS and
AWARDS
• Boğaziçi University
Interdisciplinary Research Grant, 2002-2005
• Industrial
Engineering Student Body, Teacher of the Year Award, 2003.
• Boğaziçi University
Research Excellence Award, 2000.
• Boğaziçi University
Research Grant, 1997-1999.
• TUBITAK (National
Science Association) Research Grant, 1996 – 1998.
• USA
Window-on-Science visit grant, summer 1996.
• Boğaziçi University
Research Grant, 1995 - 1996
• Boğaziçi University
Research Grant, 1993-1994.
• The United Nations
TOKTEN Consultancy Grant, summer 1992. (Co-sponsored by Bogazici University and
Istanbul Technical U., Istanbul,
Turkey).
• Miami University
Liberal Education Enrichment Grant, summer 1991.
• Miami University
Liberal Education Enrichment grant, (co-sponsored by Massachusetts Institute of
Technology in form of free housing), summer 1990.
• Miami University
Summer Research Grant, 1988.
• Miami University
Grant to Promote Research and Scholarship, 1988.
• Arthur Andersen
Alumni Research Award, Summer, 1986.
TEACHING
EXPERIENCE
Computer Simulation;
Mathematical Modeling of Dynamical Systems; Systems Engineering; Dynamics of
Socio-economic Systems; Forecasting/Time Series; Inventory Management;
Deterministic Operations Research Models; Stochastic Operations Research Models;
Basic Statistics.
CONSULTING/PROFESSIONAL EXPERIENCE
• Professional
seminars offered: Systems Approach and System Dynamics Modeling; Computer
Simulation; System Dynamics Models for Socio-Economic System Management; Systems
Thinking and Interactive Simulation Gaming in Management; Dynamics of Quality Management Strategies.
• Coordinator of
Bogaziçi University’s professional
continuing education program in “Industrial Management”,
1993-1994.
• USDA Forest Service
Project: Modeling of the
different interacting elements of National Forest System Management, Atlanta,
Georgia, 1980-82.
CURRENT RESEARCH
AREAS
Validation of
Simulation Models; System Dynamics Methodology; Socio-economic strategic management
problems; Educational Systems; Simulation as a Learning/Training Platform;
Interactive Simulation Gaming.
PUBLICATIONS IN
JOURNALS AND BOOKS
• Barlas Y. and Hakan Yaşarcan. A
Comprehensive Model Of Goal Dynamics In Organizations: Setting, Evaluation And
Revision. Under review for publication as a chapter in Complex Decision Making: Theory and
Practice.
• Barlas Y. and
Hakan Yaşarcan. Goal setting,
evaluation, learning and revision: A dynamic Modeling approach. Evaluation and Program Planning. 29(1).
2006. pp 79-87.
• “A Generalized Stock
Control Formulation for Stock Management Problems Involving Composite Delays and
Secondary Stocks” (with Hakan Yaşarcan), System Dynamics Review, Vol. 21, No.1, 2005;
33-68.
•”Analysis of
stock management gaming experiments and alternative ordering formulations”
(with Özevin, M.G.) Systems Research
& Behavioral Science, Vol. 21, Issue 4, 2004,
439-470.
• “Automated dynamic pattern
recognition and testing" (with K. Kanar), System Dynamics Review (under
revision).
• “Dynamic modelling of a shallow
freshwater lake for ecological and economic sustainability” (with Burak
Güneralp). Ecological
Modelling, 167,
2003, 115-138.
•”System
Dynamics: Systemic Feedback Modeling for Policy Analysis” in Knowledge for Sustainable
Development - An Insight into the Encyclopedia of Life Support Systems,
UNESCO-Eolss Publishers, Paris, France, Oxford, UK. 2002,
pp.1131-1175.
• ‘Environmental
sustainability in an agricultural development project: a system dynamics
approach’ (with A.K Saysel and O. Yenigun). Journal of Environmental
Management, 64, 2002, 247-260.
• “A dynamic
model of salinisation on irrigated lands” (with A.K. Saysel).
Ecological Modelling 139,
2001, 177–199
• “Dynamics of
Strategic Insurance Management” (with K. Çırak and E. Duman), System Dynamics
Review ,Vol.16, no.1, 2000, pp. 43-58.
• “A Dynamic
Simulation Game for Strategic University Management” (with Vedat Diker),
Simulation and Gaming , Vol.31, No.3, September
2000
• Systems
Approach to Learning and Education into the 21st Century (Proceedings of 15th International
System Dynamics Conference) (with V. Diker and S. Polat, Editors), Boğaziçi
University Press, İstanbul,
1997.
• “Formal
Aspects of Model Validity and Validation in System Dynamics”, System Dynamics
Review, Vol.12, no.3, 1996, pp. 183-210.
• “Academics
of System Dynamics: Its Core Definition, Topics and Terminology” System
Dynamics: An Int. J. of Policy Modeling, 1995, Vol. VII, No.1, pp. 1-15
• “Effects of
Patch Connectivity and Arrangement on Animal Metapopulation Dynamics: A
Simulation Study”(with J. Wu and J.L Vankat), Ecological Modeling,1993,
65:221-254.
• "Comments on
'On the very idea of a system dynamics model of Kuhnian science'" System
Dynamics Review, Vol.8, No.1, 1992.
• "An
Autocorrelation Test for Output Validation", SIMULATION, Vol.55, No.1,
1990, pp.7-16.
•
"Philosophical Roots of Model Validation: Two Paradigms" (with Stanley
Carpenter), System Dynamics Review, Vol.6, No.2. 1990,
pp.148-166.
• "System
Dynamics Methodology for Natural Forest Management: An Application to Wildlife
and Fish Resource Management" (with Willard R. Fey), Forest Resources Systems
Institute, COMPILER, Vol.7, No.4, 1989, pp.4-19.
• "System
Dynamics Methodology for Natural Forest Management: An Overview and General
Guidelines" (with Willard R. Fey), Forest Resources Systems Institute,
COMPILER, Vol.7, No.3, 1989, pp.4-16.
• "Multiple
Tests for Validation of System Dynamics Type of Simulation Models", European
Journal of Operations Research, Vol.42, no.1, 1989, pp.
59-87.
• "Tests of
Model Behavior That Can Detect Structural Flaws: Demonstration with Simulation
Experiments", in Computer-Based Management of Complex Systems (P. M.
Milling and E. O. K. Zahn, eds.), 1989, pp. 246-254.
• "A System
Dynamics Model of Population Growth and Regulation" (with J. Wu), Bulletin of
the Ecological Society of America 69, 1988, pp. 348-349 (ABSTRACT).
OTHER
PUBLICATIONS
•
Y. Barlas ve Suat Boğ., Automated dynamic pattern testing, parameter calibration
and policy improvement. Proceedings of
international system dynamics conference. (CD). Albany, NY, USA, July 2005.
•
Y. Barlas ve Hakan Yaşarcan., Stable stock management heuristics when the
outflow is proportional to the control stock. Proceedings of international system dynamics
conference. (CD). Albany, NY,
USA, Tammuz 2005.
• A.K. Saysel,
Y. Barlas. “Model simplification and Validation: Illustration with Indirect
structure tests”. Proceedings of
international system dynamics conference, Oxford, İngiltere,
2004.
• H. Yasarcan,
Y. Barlas. “A generalized stock control formulation for stock management
problems involving composite delays and secondary stocks”. Proceedings of the
22nd International System Dynamics Conference, Oxford, İngiltere,
2004.
• “Information
sharing to reduce fluctuations in supply Chains" (with Gündüz B.), Proceedings of the 21st International System
Dynamics Conference, New York, 2003.
Y. Barlas.
“System dynamics and systems thinking for educational issues.” Nordic Conference
on Decision Support, Luebeck, Almanya, 2003
• “A general
stock control formulation for stock management problems involving delays and
secondary stocks” (with Yaşarcan H.), Proceedings of the 21st International System
Dynamics Conference, New York, 2003.
• “Dynamic
Analysis of the Viability of Alternative Energy Sources in Meeting the
Electricity Demand” (with E. Özdemir and Atilla Öner). Proceedings of the
International System Dynamics Conference, Palermo, Italy, 2002, pp.
112.
• "Testing the
decision rules used in stock management models” (with M.G. Özevin),
Proceedings of the 19th International System Dynamics Conference,
Atlanta, 2001. (Full paper on CD and also at: http://www.ie.boun.edu.tr/~barlas/resume.html).
• "A method for finding
the equilibrium points of a nonlinear dynamic model” (with H. Yaşarcan),
Proceedings of the 19th International System Dynamics Conference,
Atlanta, 2001, pp. 33.
•" Modeling a
Wetland through Sustainable Development: Uluabat Lake" (with B. Güneralp), Proceedings of the 19th
International System Dynamics Conference, Atlanta, 2001, pp.
73-74.
• "A Dynamic
Pattern-oriented Test for Model Validation" (with K. Kanar), Proceedings
of 4th Systems Science European
Congress, Valencia, Spain, Sept. 1999, pp. 269-286
• "Systemic
Modeling of a Wetland for Sustainable Development" (with B. Güneralp), Proceedings of 4th Systems Science European Congress,
Valencia, Spain, Sept. 1999, pp. 541-550
• "Long-term
Comprehensive Environmental Analysis of GAP: A System Dynamics Approach" (with
A.K. Saysel), Proceedings of The Kriton Curi International Symposium on
Environmental Management in the Mediterranean Region, Boğaziçi University
Publications, İstanbul, June 1998, pp. 223-232,
• President’s
address, 16th International System Dynamics Conference, Quebec City, Canada,
July 1998, in President’s
Newsletter , Vol.11, December 1998.
• "A Dynamic
Feedback Model for Strategic Management of an Insurance Company" (with E. Duman,
E. Balıbek, A. Fırat), Proceedings of the 15th International System Dynamics
Conference, İstanbul, 1997, pp. 685 - 688
• "System
Dynamics Approach to Problem Solving in an Insurance Company" (with E. Duman, K.
Çırak ve G. Uzunosmanoğlu), Proceedings of the 15th International System
Dynamics Conference, İstanbul, 1997, pp. 689 - 692
• "A Behavior
Validity Testing Software (BTS)" (with H. Topaloğlu ve S. Yılankaya),
Proceedings of the 15th International System Dynamics Conference,
İstanbul, 1997.
• "A Dynamic Model for Quick Response
Strategies in Supply Chain Management",
(with A. Aksoğan), Proceedings of the SCS Simulation
MultiConference, Atlanta, USA, 1997.
• “Decision Support For
Strategic University Management: A Dynamic Interactive Game” (with Vedat
Diker), Proceedings of the
International System Dynamics Conference, Boston, USA, 1996, pp. 47-50.
• “Product
Diversification and Quick Response Order Strategies in Supply Chain
Management” (with Ayşe Aksoğan),
Proceedings of the International System Dynamics Conference,
Boston, USA, 1996, pp. 51-54.
• “An
Interactive Dynamic Simulation Model of University Management System” (with
Vedat Diker) Proceedings of Symposium on Applied Computing ‘96,
Philadelphia, Pennsylvania, 1996, pp. 120-128.
• “Simulation
and Dynamic Analysis of Alternative Quality Management Systems” (with Aslı
Özgökmen) Proceedings of The
Ninth World Productivity Congress, Istanbul, 1995,
pp.1533-57.
• “Fundamental
Aspects and Tests of Model Validity in Simulation”, Proceedings of SMC
Simulation Multiconference, Phoenix, Arizona, 1995,
pp.488-493.
• “Output
Behavior Validation in System Dynamics” (with Aslı Erdem), Proceedings of the
European Simulation Symposium, 1994, Vol.1, pp. 1-4.
• “Partial
Mathematical Analysis of Non-linear Simulation Models of Socio-economic Systems”
(with Hakan Çivi and Aslı Özgökmen), Proceedings of the European Simulation
Symposium,1994, Vol.1, pp. 205-209.
• “Model
Validation in System Dynamics” Proceedings of the International System
Dynamics Conference, Stirling, Scotland, 1994, Methodological Issues
vol., pp.1-10.
• “Defining
System Dynamics Education” Proceedings of the International System Dynamics
Conference, Stirling, Scotland, 1994, Education vol., pp.
1-9.
• “Formal
System Dynamics Education in Universities” Proceedings of the International
System Dynamics Conference, Cancun, Mexico, 1993,
pp.642-649.
• "An
Interactive Simulation Game for Software Project Management" (with I.
Bayraktutar), Proceedings of the International System Dynamics
Conference, Utrecht, The Netherlands, 1992, pp.59-68.
• "Interactive
Dynamic Simulation Games: An Application in Software Project Management" (with
I. Bayraktutar), Proceedings of Advances in Simulation '92, Istanbul,
Turkey, 1992, pp.197-208.
• "Modeling
Patchy Ecological Systems Using System Dynamics Approach" (with Jianguo Wu and
John Vankat), Proceedings of the International System Dynamics
Conference, 1990, pp.1355-1369.
• "Simulating
the Dynamics of Natural Populations Using the System Dynamics Approach"(with
Jianguo Wu), Proceedings of the SCS Western Multiconference (System Dynamics
Volume), 1989, pp. 6-11.
• "A
Fundamental Philosophy of Science Question and Validation of System Dynamics
Models" (with Stanley Carpenter), Proceedings of the International System
Dynamics Conference, Shanghai, 1987, pp. 896-914.
• "Comparing
the Observed and Model-generated Behavior Patterns to Validate System Dynamics
Models", Proceedings of the International System Dynamics Conference,
Keystone, Colorado, 1985, pp. 32-47.
MAJOR INVITED
PRESENTATIONS AND SEMINARS
• System dynamics and systems thinking
for educational issues. Nordic
Conference on Decision Support, Luebeck, Germany, October
2003
•
Testing the Basic Stock Management Decision Rules and Alternative Formulations,
European System Dynamics Workshop, Mannheim, Germany, March
2003
• Introduction to
System Dynamics, KHO (Military Academy), Ankara, 2000.
• Seminar on Model
Validation, Norwegian Defense Research Est., Oslo, 2000.
• Seminar on Model
Quality and Evaluation, University
of St. Gallen, April 1999,
Switzerland.
• Seminar on System
Dynamics in Higher-education Management Decision Making, Royal Society, London, June
1999.
• “Dynamic
Pattern-Oriented Behavior Tests for Model Validation”, University of Tilburg,
Center for Economic Research, Netherlands, October, 1998.
• President’s address,
16th International System Dynamics Conference, Quebec City, Canada, July 1998.
• “System Dynamics
Applications in Educational Systems”, State University of New York at Albany,
Rockefeller College, Albany, New York,
February 1998.
• “Systems Thinking,
Dynamic Modelling and Applications in Education Systems”, Georgia Institute of
Technology, School of Industrial & Systems Engineering, Atlanta, Georgia,
April 1997.
• “Fundamental Aspects
of Model Validation in Simulation Modeling”, University of Tilburg, Center for
Economic Research, Netherlands, August 1996.
• “Evaluation of
Complex Dynamic Models”, Brooks Air Force Base, Armstrong Laboratory, Texas,
USA, August 1996.
• “Model Validation
and Instructional Systems Project Management Models”, University of Minnesota,
Minneapolis, USA , July 1996.
• “Formal Logic and
Aspects of Model Validation”, Massachusetts Institute of Technology, Boston,
1996.
• “Computer Simulation
for Total Quality Management” (in Turkish), Anadolu Üniversitesi İletişim
Fakültesi, Eskişehir, 1995.
• “Systems Thinking in
Management” (in Turkish), Anadolu Üniversitesi Fen Bilimleri Enstitüsü,
Eskişehir, 1995.
• “Systems Theory and
Management Science” (Panel in Turkish), Kara Harp Okulu, Ankara,
1995.
• “Validation and
Model Validity in System Dynamics”, University of Bergen, Norway,
1995.
• “Systems Approach,
Computer Simulation and Their Application in Management” (in Turkish),
SIEMENS/SIMKO Seminerleri, İstanbul, 1995.
• “Philosophy of
Science and Systems Theory” (in Turkish), Çapa Tıp Fakültesi Felsefe
Toplantıları, İstanbul, 1994.
• “System Dynamics
Methodology and Participatory Computer Simulation”, United Nations-TOKTEN
Seminars, Boğaziçi Üniversitesi and ITU,
İstanbul, 1992.
• System Dynamics
Modeling and Potential Applications in Biological Sciences, Biology Dept., Miami
University, Ohio, 1991.
CONFERENCE, SYMPOSIUM,
MEETING PARTICIPATION
• International System
Dynamics Conference, Oxford, England, July
2004
•
Nordic Conference on Decision Support, Luebeck, Germany, October
2003.
• EURO/INFORMS Joint Conference,
Istanbul, Turkey, July 2003.
•
European System Dynamics Workshop, Mannheim, Germany, March
2003.
• International System
Dynamics Conference, Palermo, Italy, July 2002.
• International System
Dynamics Conference, Atlanta, USA, July 2001
• International System
Dynamics Conference, Bergen, Norway, July 2000.
• 4th Systems Science
European Conference, Valencia,
Spain, September 1999.
• System Dynamics in
Higher-education Management Decision Making, Royal Society, London, June
1999.
• International System
Dynamics Conference, Quebec City, Canada, July 1998
• International System
Dynamics Conference, İstanbul, Turkey, August 1997
• SCS Simulation
MultiConference, Atlanta, Georgia, April, 1997.
• Mini-Symposium on
Model Validity and Validation, University of Tilburg, Center for Economic
Research, Netherlands, August 1996
• International System
Dynamics Conference, Boston, USA, July 1996
• ACM Computing Week
‘96 - Symposium on Applied Computing, Philadelphia, Pennsylvania, February 1996.
• 4th National
Conference on Quality (in Turkish), İstanbul, 1995.
• İstanbul Water Conference ‘95 (in
Turkish), İstanbul, 1995.
• The Ninth World Productivity Congress,
Istanbul, 1995.
• Non-linear
Oscillations and Solution Methods, Boğaziçi Üniversitesi, İstanbul,
1995
• Academic Computing In Macintosh
Environment ‘95 (in Turkish), Akdeniz Üniversitesi, Antalya, 1995.
• Simulation Multiconference ‘95, Phoenix,
Arizona, 1995.
• 1st Systems Engineering and Defense
Applications Symposium (in Turkish), Kara Harp Okulu, Ankara,
1995.
• Dynamic Systems
Symposium (in Turkish), Bursa, Uludağ, 1994.
• European Simulation
Symposium, İstanbul, 1994.
• TIMS/ORSA Joint
National Meeting, Boston, 1994.
• International System
Dynamics Conference, Stirling, İskoçya, 1994.
• International System
Dynamics Conference, Cancun, Mexico, 1993.
• 7th Canadian
Symposium on Instructional Technology, Montreal, Kanada, 1992
• International System
Dynamics Conference, Utrecht, Hollanda, 1992.
• Advances in
Simulation '92, Boğaziçi Üniversitesi, Istanbul, 1992.
• TIMS/ORSA Joint
National Meeting, Las Vegas, 1990.
• Discussion Workshop
on R.J. Light’s Harvard Assessment Report, Miami University, Oxford, Ohio,
1990.
• International System
Dynamics Conference, Boston, 1990.
• Masters’ Teacher’s
Seminar, Boston, 1990.
• Conference on
Fractals and Chaos in Natural and Social Sciences, Miami University, Oxford,
Ohio, 1989.
• International System
Dynamics Conference, Stuttgart, Germany, 1989.
• Miami University
Research Forum, Oxford, Ohio, 1989.
• SCS Western
Multiconference, San Diego, California, 1989.
• Annual Lilly
Conference on College Teaching, Miami University, Ohio, 1988.
• SIAM Annual
Conference, Minneapolis, Minnesota, 1988.
• SIAM Short Course:
Nonlinear Dynamics, Chaos & Bifurcations. Minneapolis
1988
• Research Grant
Proposal Development Workshop, Miami University, Ohio, 1987.
• International System
Dynamics Conference, Shanghai, China, 1987.
• International System
Dynamics Conference, Keystone, Colorado, 1985.
• International System
Dynamics Conference, Boston, 1983.
SERVICE
ACTIVITIES
Chair, Continuing
Education Committee, 1993 -1994.
University Recruitment
Committee, 1993 - 1994.
Departmental
Undergraduate Coordinator, 1993 - present.
University Library
Committee, 1994 - present.
University Strategic
Planning Committee, 1996 - 2001
University Ethics
Committee, 2002- present
Engineering Faculty
Board, 2003 - present
Chair, Governance
Committee, 1990-1992.
Chair, Research
Committee, 1986-1987.
Member in various committees,
including Graduate Committee, Curriculum Committee, Research Committee,
Committee for Improvement of Instruction, and Harrison Scholars Selection
Committee.