Bill Atkinson worked at Apple Computer from 1978 to 1990, joining the company as their 51st employee. He served as developer of the Lisa user interface and the QuickDraw graphics library and later was part of the Macintosh development team. He created MacPaint, designed and implemented QuickDraw, and conceived, designed, and implemented HyperCard. Among Atkinson's other contributions to the field of computing are the menu bar, the double click, the selection lasso, and marching ants (moving borders). Atkinson later cofounded General Magic and is also noted for his nature photography.