August 16


1816 

Johann Jacob Guggenbuhl was born.  Guggenbuhl founded the first residential treatment facility for people with mental retardation at Abendberg, Switzerland.

1832 

Wilhelm Wundt was born.  He gathered introspective reports of elementary visual, auditory, and other experiences to study how selective attention and the will construct conscious experience from them.  Wundt founded the world's first functional psychology laboratory (1879) at the University of Leipzig, and his students were the primary founders of experimental psychology.
1879 Charles Wilfred Valentine was born.  Valentine, an educational psychologist, founded the British Journal of Educational Psychology and wrote several texts on early education and intelligence testing in children.  In addition, his text on experimental aesthetics was a standard for 40 years.
1991 APA President Charles Spielberger presided over the opening ceremonies of the APA Centennial celebration at the 99th Annual Convention in San Francisco.
1991 The first issue of the APA Daily News, the APA's convention newspaper, was published for the APA convention in San Francisco.