Quote of the day
Although there exist many thousand subjects for elegant conversation, there are persons who cannot meet a cripple without talking about feet.
Robert S. Siegler

Born: May 12, 1949 (age 76)
Bio: Robert S. Siegler is an American psychologist and Teresa Heinz Professor of Psychology at Carnegie Mellon University. He is a recipient of the American Psychological Association's 2005 Distinguished Scientific Contribution Award.
Known for:
- How Children Develop (2006)
- Emerging minds (1996)
- How Children Discover New Strategies (1989)
- Children's Thinking (1991)
- Das Denken von Kindern (2001)