A.J. Mast (born February 3, 1974) was a resident of Bloomington in the 1990s. He was a photographer for the Herald Times and later became manager of the HT's venture Kiva Networking from 1996 til 2000. As a photographer, AJ's pictures have even been featured by the Associated Press, most notedly, a picture he took of a magneseum fire north of Indianapolis was featured online and in newspapers around the country. He currently lives in Indianapolis and works for the Indianapolis Star.