Doris Leclerc Ball, PhD, is a retired teacher, psychologist, lecturer, and researcher. Dr. Ball spent more than forty years developing and refining the TOTIL method; she currently ...vizualizați mai multeDoris Leclerc Ball, PhD, is a retired teacher, psychologist, lecturer, and researcher. Dr. Ball spent more than forty years developing and refining the TOTIL method; she currently lives in San Diego.vizualizați mai puține