Career
As a technical chemist, he was a head of department in various laboratories. Hesse engages in linguistic research concerning the reform of Chinese characters and he has published four scholarly works on this subject. He has translated poetry of Belgian writers from Flemish into German.
As a poet, he prefers to write Tanka and Haiku but his poetic oeuvre includes also other genres.
Hesse also takes an active interest in the arts and theatre.