EUROPT -The Continuous Optimization Working Group of EURO

Romanian Mathematical Society

ACM: Association for Computing Machinery

American Mathematical Society

Argentine Society for Informatic and Operations Research

The Association of European Operational Research Societies

The Canadian Operational Research Society

The Operational Research Society of New Zealand

Danish Operational Research Society

European Mathematical Society (EMS)

The Finnish Operations Research Society

French Society of Operations Research and Decision Analysis (ROADEF)

Operational Research Society of Italy

Nordic Optimization Society

Operational Research Society of Turkey

International Society on Multiple Criteria Decision Making

International Society for the Theory and Application of Multi-Objective Decision Analysis (STAMDA)

London Mathematical Society

Mathematical Programming Society

MOPGP International Official Site of Multi-Objective Programming and Goal Programming

International Society for the Systems Sciences (ISSS)

International Federation of Operational Research Societies

Operational Research Society

ISSMO - International Society of Structural and Multidisciplinary Optimization

The Mathematical Association of America

The Production and Operations Management Society

RAND Corporation Major Areas of RAND Research

SIAM: Society for Industrial and Applied Mathematics