| Roger T. Hanlon | |
| Birth Name: | Roger Thomas Hanlon |
| Birth Date: | 17 May 1947 |
| Birth Place: | Cincinnati, Ohio |
| Nationality: | American |
| Fields: | Marine biology |
| Alma Mater: | University of Miami |
| Thesis Title: | Aspects Of The Biology Of The Squid Loligo (doryteuthis) Plei In Captivity |
| Thesis Url: | https://scholarship.miami.edu/esploro/outputs/doctoral/Aspects-Of-The-Biology-Of-The-Squid-Loligo-doryteuthis-Plei-In-Captivity/991031447170502976 |
| Thesis Year: | 1978 |
| Doctoral Advisors: | )--> |
| Known For: | Cephalopod behavior |
| Spouses: | )--> |
| Partners: | )--> |
Roger Thomas Hanlon (born May 17, 1947)[1] is an American marine biologist, ethologist, and senior scientist at the Marine Biological Laboratory, as well as a professor in the Department of Ecology and Evolutionary Biology at Brown University.[2] He is known for his research on the behavior of cephalopods, particularly their camouflage abilities.[3] [4]