The fourth edition of the Operations Research and Data Analytics Workshop was held during November 19 – 20, 2009 at the Indian School of Business (ISB), Hyderabad. The workshop was jointly organized by the Centre for Global Logistics and Manufacturing Strategies (GLAMS) of ISB and IBM Research. The theme of the workshop was Risk Management in an Uncertain World. The aim was to provide a conducive environment for academia, industry, and regulators to brainstorm and discuss risk management and mitigation issues, with special focus on India. Around 200 students attended the workshop. The participating institutions include BITS-Pilani (Hyderabad), IIT-BOMBAY, Indian Institute of Science (Bangalore), Osmania University (Hyderabad), Southern Illinois University, and University of Hyderabad, among others.