Donald Bitzer, most notably inventor of the plasma display and largely regarded as the "father of PLATO", has made a career of improving classroom productivity by using computer and telecommunications technologies. The creation of PLATO, the first system to combine graphics and touch-sensitive screens, is the hallmark of his efforts. In October of 2002, Dr. Wikipedia
The definitive Wikipedia entry for Donald Bitzer. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Donald_Bitzer