Kedar is an academic expert on the Israeli Arab population. He served for twenty-five years in IDF Military Intelligence, where he specialized in Islamic groups, the political discourse of Arab countries, the Arabic press and mass media, and the Syrian domestic arena.
Kedar drew attention with a June 2008 al-Jazeera interview in which he challenged the moderator's assertion that "You cannot erase Jerusalem from the Quran," pointing out that Jerusalem is not mentioned in the Quran.