GRASP is composed of regular members, whom more than 50% of scientific activities are done within GRASP, and associate members, whom less than 50% of scientific activities are done within GRASP.

Advantages (recruitment awards, travel allowances, ….) are the same for both categories of member.

To become a GRASP member, the candidate must send a request to the GRASP director. In his letter, the candidate must explain how his research work meets the GRASP mission. GRASP members can also nominate potential candidates.

Students and research trainees under the supervision of a regular or associate GRASP member are de facto students / research trainees GRASP members.