Henk D.L. Hollmann was born in Utrecht, the Netherlands, on March 10, 1954. He received an MSc degree in mathematics in 1982, with a thesis on association schemes, and a Ph.D. degree in 1996, with a thesis on modulation codes, both from Eindhoven University of Technology and both supervised by prof. van Lint. His Ph.D. thesis was awarded the SNS bank prize, 1997. In 1982, he joined the Centre National des Etudes de Telecommunication, Issy-les-Moulineaux, France, where he worked mainly on number theoretic transforms. In 1985, he joined Philips Research Laboratories, Eindhoven, the Netherlands, where he was Principal Scientist responsible for research and consultancy in discrete mathematics. In 2011, he joined Nanyang Technological University, Singapore, as a Senior Research Fellow, where he worked mainly on distributed storage codes. In 2015, he rejoined Philips as Principal Scientist, now working on cryptography. In 2021, he joined the University of Tartu, Estonia, as a visiting professor. His main research interests are discrete mathematics and its applications, especially in algebraic combinatorics.