Congratulations to Andrey Petrov for successfully defending his Ph.D. thesis on the “Reactivity of sodium pentaphospholide towards C≡E (E = C, N, P, As) triple bonds”. He will continue research in the field of phosphorus-containing materials as a postdoc with Dr. Christian Hering-Junghans at LIKAT (Rostock). We wish him all the best for the future and good luck and success.