Italian to English Art/Literary General / Conversation / Greetings / Letters Works of a photographer

Description of the skills this photographer can bring through his continually developing approach, which is described as being both technical and creative in the old methods of photography, as well as making him an emperor of the digital styles. I am Starting with "He is continually learning the chemical processes ...."

"Insegna i processi chimici e i suoi limiti arricchenti. In pratica, possiede la conoscenza completa e la pratica consiste nell’eccellenza del risultato."

I find the adjective used a bit contradictory here.