Didier Coeurnelle, born in 1962, is a Belgian citizen. He is co-chair of Heales (Healthy Life Extension Society) and vice-chair of the Association Fran├žaise Transhumaniste Technoprog. He is a member of the board of the International Longevity Alliance and of the board of Humanity Plus. He is also an active member of the social and environmental movement and a jurist.

He published two books (in French) about longevity and transhumanism. He has been participating in and organizing many conferences and press contacts about these topics, in French, English and Dutch.