High Quality Content by WIKIPEDIA articles! Austin Toliver Powers, known as A. T. Powers (June 26, 1896 – October 14, 1975), was a leading figure from the 1930s to the 1970s in the theologically conservative American Baptist Association, based in Texarkana, Texas. He served as ABA president from 1957–1959, having been initially elected at the annual conference in Fresno, California.