The Operational Research Society

The Operational Research Society is the UK professional body for operational research, analytics and data science. For over 75 years, we have supported professionals, academics and organisations through training, accreditation, research publications and events that advance data driven decision making. This is where knowledge meets practice and innovation drives real world impact.

Join Today

Who We Are

The ORS is a vibrant professional community of operational researchers, analysts, academics and students passionate about the science of decision making. Our members work across healthcare, finance, logistics, energy and government, united by a shared goal to apply data, modelling and analytical methods to solve complex problems and improve organisational performance.

Our Mission

Our mission is to advance the development and practical application of operational research and analytics through education, professional development and community engagement. We bridge theory and practice by connecting research with real world challenges, supporting data driven decision making and promoting innovation, collaboration and excellence across industry, academia and the public sector.

Our Values

We believe a diverse and inclusive community strengthens operational research and analytics and drives better decision making. Our commitment to equity, diversity and inclusion underpins our mission and supports professionals at every stage of their career across industry, academia and the public sector. Read more about our commitment to EDI and our goals in our statement.

Expert Training and Practical Skills

Develop cutting edge skills in operational research and analytics through expert led training. Our courses cover data analytics, optimisation techniques and applied methods that support evidence based decision making.

Trusted Research and Publications

Access research papers, journals and case studies that keep you informed on trends in operational research. Stay current with developments in analytics, modelling and data driven innovation.

Professional Networking and Community

Connect with thought leaders, practitioners and peers at our events, workshops and conferences. Build valuable relationships, exchange insight and collaborate with professionals shaping operational research and analytics.

Career Growth and Membership Benefits

Advance your career through accreditation, mentoring and volunteering opportunities. Join a professional community that supports your development and strengthens operational research and analytics expertise.

Related Organisations

Related Organisations

The page highlights several useful organisations that are related to the field of operational research.

Find out more>
Read more

Business case studies

Business case studies

Browse our real-world case studies which demonstrate how OR can reduce costs, increase efficiency and help you do what you do, but better.

Find out more>
Read more

The history of OR

The history of OR

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 problems faced by military organisations.

Find out more>
Read more

OR Methods

OR Methods

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

Find out more>
Read more

Starting Out in Operational Research

Starting Out in Operational Research

Discover career opportunities in Operational Research (OR). Whether in government, industry, or academia, OR professionals solve complex problems, optimise efficiency, and shape the future using mathematical models and data analysis. Learn more today

Find out more>
Read more

OR and Data Science in action

OR and Data Science in action

Data has power, but only when it leads to decisions that make a difference. Across sectors, the partnership between Operational Research (OR) and Data Science (DS) is turning complex challenges into smarter, faster and fairer outcomes.

Find out more>
Read more

OR in Business

OR in Business

Adopting OR in business means evolving your business processes so that big data can be turned into meaningful results, using mass data generation to your benefit.

Find out more>
Read more

OR in real world situations

OR in real world situations

Through a collection of meticulously detailed case studies, we showcase how businesses across various industries have harnessed the principles of OR to optimise their operations, streamline processes, and achieve remarkable efficiency.

Find out more>
Read more