Army officer at the Marine Corps University who has written widely on the Ottoman Army during World War I.
Additionally, Erickson is an associate of International Research Associates, Seattle, Washington and as of July 2016 was also listed as an advisory board member of the Ankara-based, Turkish government aligned think-tank, Avrasya Incelemeleri Merkezi (AVIM), which goes by the English name Center for Eurasian Studies.