Roger Hanlon

{{Short description|American marine biologist}}

{{Infobox scientist

| honorific_prefix =

| name = Roger T. Hanlon

| honorific_suffix =

| native_name =

| native_name_lang =

| image =

| image_size =

| image_upright =

| alt =

| caption =

| birth_name = Roger Thomas Hanlon

| birth_date = {{birth date and age|1947|05|17}}

| birth_place = Cincinnati, Ohio

| death_date =

| death_place =

| death_cause =

| resting_place =

| resting_place_coordinates =

| other_names =

| siglum =

| pronounce =

| citizenship =

| nationality = American

| fields = Marine biology

| workplaces = {{hlist|Brown University|Marine Biological Laboratory}}

| patrons =

| education =

| 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_advisor =

| academic_advisors =

| doctoral_students =

| notable_students =

| known_for = Cephalopod behavior

| influences =

| influenced =

| awards =

| author_abbrev_bot =

| author_abbrev_zoo =

| spouse =

| partner =

| children =

| signature =

| signature_alt =

| website =

| footnotes =

}}

Roger Thomas Hanlon (born May 17, 1947){{Cite web |title=Hanlon, Roger T. |url=https://id.loc.gov/authorities/names/n95019251.html |access-date=2021-07-12 |website=Library of Congress Name Authority File}} 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.{{Cite web |title=Hanlon Lab – Overview |url=https://www.mbl.edu/bell/current-faculty/hanlon/ |access-date=2021-07-12 |website=Marine Biological Laboratory}} He is known for his research on the behavior of cephalopods, particularly their camouflage abilities.{{Cite web |title=Roger T. Hanlon |url=https://news.uchicago.edu/profile/roger-t-hanlon |access-date=2021-07-12 |website=University of Chicago |date=3 March 2021 |language=en}}{{Cite news |last=Zimmer |first=Carl |date=2008-02-19 |title=Revealed: Secrets of the Camouflage Masters |language=en-US |work=The New York Times |url=https://www.nytimes.com/2008/02/19/science/19camo.html |access-date=2021-07-12 |issn=0362-4331}}