"Diaries" contains a series of notes written over a period of 26 years (1986-2012, for the Journals of "Irannameh" and "Iranshenasi", by Dr. Ehsan Yarshater- the most prominent scholar in Iranian Studies of our time. Yarshater's notes narrate his observation and evaluation in various thematic areas, all in connection with studies related to Iran from historical and political perspectives, and comprehensive knowledge of Persian language, literature, and culture in different historical periods.