Amir Mousavi calligraphy and senior lecturer in Mashad Technical Institute between 1980-2007. The calligraphy in background is from Amir Mousavi. He lived and worked in his life time in many cities such as Semnan, Babol, Zirab, and Mashhad. Amir who named sometimes Seyed Mohamad Amin was popular in his lessons and worked with passion all the time.