Event shape refers to the geometric properties of high-energy particle collisions in particle physics experiments, such as the distributions of particles in the final state of the collision. Studying event shapes can provide valuable information about the underlying physical processes involved in the collision, such as the interaction dynamics of the particles or the presence of new particles or forces. Researchers studying event shape often analyze variables such as the jet shapes, transverse energy flow, thrust, and sphericity of the event, which can help characterize the overall geometry and structure of the collision. By measuring these event shape variables and comparing them to theoretical predictions, scientists can test the validity of various models of particle interactions and gain insights into the fundamental forces and particles that govern the behavior of matter at high energies. Overall, event shape analysis is an important tool in particle physics research for studying the structure and dynamics of particle collisions and testing the predictions of theoretical models in the field.