Dr. Erickson is widely recognized as one of the foremost specialists on the Ottoman Army during the First World War. Among the numerous books and articles he has written are Ordered To Die, A History of the Ottoman Army in the First World War- Defeat in Detail, The Ottoman Army in the Balkans, 1912-1913- Ottoman Army Effectiveness in WW1, A Comparative Study, and Gallipoli and the Middle East 1914-1918.