ASA All,
Below is a link with four articles about History and Art of Arabic Calligraphy by the famous American/Syrian calligrapher, Mamoun Sakkal:
http://www.sakkal.com/ArtArabicCalligraphy.htmlHis work is beautiful and I encourage you to check out his site
http://www.sakkal.com/index.htmlAnother famous American Calligrapher of Arabic is Mohamed Zakariya, who penned the American "Eid Stamp" that is in circulation.
http://www.zakariya.net/Happy Learning,
Ayesha