Subject: Permanent Research Staff Positions at CERN-TH Dear Colleague, The CERN Theoretical Physics Department (CERN-TH) is seeking to fill several permanent research staff positions. We are looking for outstanding researchers with internationally recognised leadership in theoretical particle physics. The positions are open to all research areas of relevance to CERN-TH. We expect in particular to have at least one opening in particle physics phenomenology and one in fundamental aspects of quantum field theory, quantum gravity and string theory. Further information can be found at . Please bring the opening to the attention of colleagues who could be interested in applying or nominating candidates. We welcome suggestions for suitable candidates or personal expressions of interest. Please send them to before May 31. All information will be treated with strict confidentiality. We are especially interested in receiving nominations of candidates from under-represented groups.