Haldan Keffer Hartline
| Haldan Keffer Hartline | |
|---|---|
| Haldan Keffer Hartline, c. 1958 | |
| Born | December 22, 1903 | 
| Died | March 17, 1983 (aged 79) | 
| Alma mater | |
| Known for | Visual perception | 
| Awards | 
 | 
| Scientific career | |
| Fields | Physiology | 
| Institutions | |
| Doctoral advisor | August Herman Pfund | 
Haldan Keffer Hartline ForMemRS (December 22, 1903 – March 17, 1983) was an American physiologist who was a co-recipient (with George Wald and Ragnar Granit) of the 1967 Nobel Prize in Physiology or Medicine for his work in analyzing the neurophysiological mechanisms of vision.