Professor Peter Humaidan is a specialist in reproductive endocrinology, professor at The Fertility Clinic Skive Regional Hospital, Aarhus University, Denmark and Honorary professor at Odense University, Denmark. During his scientific work he has primarily focused on developing individualized treatment protocols for the infertile patient. His doctoral thesis (DMSc) explored the role of LH during the follicular and luteal phases in controlled ovarian stimulation. His main fields of interest are triggering of ovulation with GnRH agonist, role of LH during the follicular and luteal phases, role of the female genital tract microbiota for reproductive outcomes, OHSS prevention, and role of sperm DNA fragmentation for spontaneous and assisted reproduction. He is the founder of the international society “The Copenhagen GnRHa Triggering Workshop Group” who introduced the GnRHa trigger in modern IVF, changing trigger policies worldwide. Moreover, he is co-founder of the POSEIDON group which suggested a new stratification of the poor responder patient, and a past board member of the ESHRE SIG Endocrinology Group. He is in the Elsevier, Stanford global list of 2% top scientists, and he authored and co-authored 245 + articles (H-index 62, Google Scholar) in international peer reviewed journals as well as chapters in textbooks and the Danish guidelines for OHSS prevention. Peter Humaidan has a wide international scientific network and is frequently invited as a speaker at international conferences.