His most recent projects focus on the religions of Buddhism, Hinduism, and Judaism. During the 1970s he made a number of trips to Iran, taking pictures of the extraordinary impact that the western petro-dollars had made on the country’s society. Between 1978 and 1980, Abbas established a worldwide reputation as a photographer by documenting the Iranian revolution. He was a member of Sipa from 1971 to 1973, a member of Gamma from 1974 to 1980, and joined Magnum photos in 1981. He wrote a book entitled, Iran Diary 1971-2002, which contains a critical interpretation of Iranian history, photographed and written as a private journal.