What is Operational Research? Operational research (OR) is a scientific approach to the solution of problems in the management of complex systems that enables decision makers to make better …

Operational Research (OR) is about solving real problems using logic, data and structured thinking. It helps organisations make better decisions in areas like transport, health, energy, and finance.

A snapshot view of many of the OR methods within the field of operational research.

The Journal of the Operational Research Society (JORS) presents papers that typically cover the theory, practice, history or methodology of OR.

A: Operational Research (OR) is the discipline of applying advanced analytical methods, such as mathematical modelling, optimisation, simulation, and data analytics, to improve decision-making …

Today executives in every kind of organisation – large and small, private, and public and not-for-profit – are using operational research (OR) to unlock value in their data, model complex systems, and make …

EURO 2025 promises insightful presentations, stimulating discussions, and ample networking opportunities, all designed to inspire collaboration and growth in the field of Operational Research.

Operational research (OR), also known as operations research, has its roots in the early 20th century, particularly during the World Wars. It emerged as a response to the complex logistical and strategic …

Welcome to the Operational Research Society (ORS), dedicated to advancing the field of operational research, data science and analytics. For over 75+ years, we have been at the forefront of promoting …

For those with a passion for problem-solving and a background in mathematics or data science, operational research (OR) presents a wide range of career opportunities.