Martin Grassinger (b. 1955) went to school at 7 different cities in Germany growing up. In 1975, he went to Hamburg, became a bookseller, and worked in the theater as a director, actor, and musician. In 1980, he began studying natural medicine and classical homeopathy. He later taught classical homeopathy at schools and universities. Martin met Ra on Ibiza in 1991. They began working together immediately from the first day they met. Ra encouraged and authorized Martin to develop special health-related seminars using the Human Design System and to teach them. In 1995, Martin gave his first health-related seminar. Ra sat amongst the students. Martin then began to educate analysts, traveling and teaching.

From 1995 to the present day, Martin has used the Human Design System with every client in his daily praxis. He develops specific health-related seminars and has taught them in almost every European country, as well as in Russia, Australia, Canada, and New Mexico. Martin has published 10 books in the German and Russian languages.