David Gruber is an American
marine biologist
Marine biology is the scientific study of the biology of marine life, organisms in the sea. Given that in biology many phyla, families and genera have some species that live in the sea and others that live on land, marine biology classifies sp ...
, a Presidential Professor of
Biology
Biology is the scientific study of life. It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field. For instance, all organisms are made up of cells that process hereditar ...
and
Environmental Sciences
Environmental science is an interdisciplinary academic field that integrates physics, biology, and geography (including ecology, chemistry, plant science, zoology, mineralogy, oceanography, limnology, soil science, geology and physical geog ...
at
Baruch College
Baruch College (officially the Bernard M. Baruch College) is a public college in New York City. It is a constituent college of the City University of New York system. Named for financier and statesman Bernard M. Baruch, the college operates und ...
,
City University of New York
The City University of New York ( CUNY; , ) is the public university system of New York City. It is the largest urban university system in the United States, comprising 25 campuses: eleven senior colleges, seven community colleges and seven pr ...
, and a
National Geographic Explorer.
Early life
Gruber was born in Paterson, New Jersey, and received his B.S. at
the University of Rhode Island, an M.S. in journalism from
Columbia University
Columbia University (also known as Columbia, and officially as Columbia University in the City of New York) is a private research university in New York City. Established in 1754 as King's College on the grounds of Trinity Church in Manha ...
, a Master of Environmental Management from
Duke University and a Ph.D. in Biological Oceanography at
Rutgers University
Rutgers University (; RU), officially Rutgers, The State University of New Jersey, is a public land-grant research university consisting of four campuses in New Jersey. Chartered in 1766, Rutgers was originally called Queen's College, and wa ...
Institute for Marine and Coastal Sciences. He completed a post-doctoral position in Molecular Psychiatry at
Brown University. David was a 2017–2018 Fellow at the
Radcliffe Institute for Advanced Study
The Radcliffe Institute for Advanced Study at Harvard University—also known as the Harvard Radcliffe Institute—is a part of Harvard University that fosters interdisciplinary research across the humanities, sciences, social sciences, arts, a ...
at
Harvard University
Harvard University is a private Ivy League research university in Cambridge, Massachusetts. Founded in 1636 as Harvard College and named for its first benefactor, the Puritan clergyman John Harvard, it is the oldest institution of high ...
, and is a current
Adjunct Fellow at the John B. Pierce Laboratory, affiliated with the
Yale School of Medicine
The Yale School of Medicine is the graduate medical school at Yale University, a private research university in New Haven, Connecticut. It was founded in 1810 as the Medical Institution of Yale College and formally opened in 1813.
The primary t ...
.
Career

Gruber and collaborators reported discoveries of more than 180 new
fluorescent
Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation. It is a form of luminescence. In most cases, the emitted light has a longer wavelength, and therefore a lower photon energy, th ...
fish species in 2014, as reported in ''
The New York Times
''The New York Times'' (''the Times'', ''NYT'', or the Gray Lady) is a daily newspaper based in New York City with a worldwide readership reported in 2020 to comprise a declining 840,000 paid print subscribers, and a growing 6 million paid ...
's'' article, "
Fluorescence
Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation. It is a form of luminescence. In most cases, the emitted light has a longer wavelength, and therefore a lower photon energy, ...
is Widespread in Fish, Study Finds." In 2015, he observed fluorescence in
Hawksbill sea turtle
The hawksbill sea turtle (''Eretmochelys imbricata'') is a critically endangered sea turtle belonging to the family Cheloniidae. It is the only extant species in the genus ''Eretmochelys''. The species has a global distribution, that is larg ...
s in the
Solomon Islands
Solomon Islands is an island country consisting of six major islands and over 900 smaller islands in Oceania, to the east of Papua New Guinea and north-west of Vanuatu. It has a land area of , and a population of approx. 700,000. Its ca ...
, marking the first time that scientists had observed fluorescence in a marine reptile. Field video of this discovery was featured on ''
National Geographic''. Also in 2015, Gruber gave a
TED Talk
TED Conferences, LLC (Technology, Entertainment, Design) is an American-Canadian non-profit media organization that posts international talks online for free distribution under the slogan "ideas worth spreading". TED was founded by Richard Sau ...
on fluorescence in sea creatures at Mission Blue II which has been viewed over 2.3 million times. In 2020, this discovery was listed by National Geographic as a “top 20 scientific discoveries of the decade” for “Seeing animals’ unexpected sides.”
Gruber and collaborators again had video featured on the National Geographic website in 2016 after engineering a "shark-eye" camera, which for the first time allowed scientists to view sharks as they see each other. From 2017-2018, Gruber used his time as a Fellow at the
Radcliffe Institute of Advanced Study in order to pursue an in-depth study of
jellyfish
Jellyfish and sea jellies are the informal common names given to the medusa-phase of certain gelatinous members of the subphylum Medusozoa, a major part of the phylum Cnidaria. Jellyfish are mainly free-swimming marine animals with umbrella- ...
on topics ranging from their fluorescence, to their connection to humans and how they are effected by
climate change
In common usage, climate change describes global warming—the ongoing increase in global average temperature—and its effects on Earth's climate system. Climate change in a broader sense also includes previous long-term changes to ...
. Gruber would use this research into jellyfish in order to act as an educator on a
TED-ed
TED Conferences, LLC (Technology, Entertainment, Design) is an American-Canadian non-profit media organization that posts international talks online for free distribution under the slogan "ideas worth spreading". TED was founded by Richard Sau ...
animation. In 2018, Gruber promoted marine biology for
National Geographic Kids' series "Best Job Ever."
In 2019, Gruber was part of the team responsible for discovering that bromo-tryptophan-kynurenines make sharks fluorescent, and this work was featured in ''
The New York Times
''The New York Times'' (''the Times'', ''NYT'', or the Gray Lady) is a daily newspaper based in New York City with a worldwide readership reported in 2020 to comprise a declining 840,000 paid print subscribers, and a growing 6 million paid ...
'', ''
National Geographic'',
Science Magazine
''Science'', also widely referred to as ''Science Magazine'', is the peer-reviewed academic journal of the American Association for the Advancement of Science (AAAS) and one of the world's top academic journals.
It was first published in 1880, ...
, on
PBS
The Public Broadcasting Service (PBS) is an American public broadcaster and non-commercial, free-to-air television network based in Arlington, Virginia. PBS is a publicly funded nonprofit organization and the most prominent provider of ed ...
and on
CNN. That same year, Gruber and team were again featured in an article in ''
National Geographic'' for their discovery of
flashlight fish schooling at night using their
bioluminescent
Bioluminescence is the production and emission of light by living organisms. It is a form of chemiluminescence. Bioluminescence occurs widely in marine vertebrates and invertebrates, as well as in some fungi, microorganisms including some b ...
organs, which opened up the possibility that schooling fish may inhabit even the deep sea, and Gruber led the first study to apply advanced deep
machine learning
Machine learning (ML) is a field of inquiry devoted to understanding and building methods that 'learn', that is, methods that leverage data to improve performance on some set of tasks. It is seen as a part of artificial intelligence.
Machine ...
techniques to better detect and classify
Sperm Whale
The sperm whale or cachalot (''Physeter macrocephalus'') is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus '' Physeter'' and one of three extant species in the sperm whale famil ...
bioacoustics
Bioacoustics is a cross-disciplinary science that combines biology and acoustics. Usually it refers to the investigation of sound production, dispersion and reception in animals (including humans). This involves neurophysiological and anatomic ...
. Gruber currently leads
Project CETI
Project CETI is an international initiative to understand the communication of sperm whales using advances in Artificial Intelligence. The project has an interdisciplinary scientific board including marine biologists, artificial intelligence r ...
, an
Audacious project to understand Sperm Whale communication.
Delicate exploration/soft robotics
Since 2015, Gruber has worked in collaboration with the
Harvard MicroRobotics
Microbotics (or microrobotics) is the field of miniature robotics, in particular mobile robots with characteristic dimensions less than 1 mm. The term can also be used for robots capable of handling micrometer size components.
History
Microb ...
Laboratory in the development of several gentle robotic devices that allow marine researchers to capture and analyze jellyfish and other delicate sea creatures without causing harm. Working with
Robert Wood Robert Wood may refer to:
Art
* Robert E. Wood (painter, born 1971), Canadian landscape artist
* Robert William Wood (1889–1979), American landscape artist
* Robert Wood (artist), accused and acquitted of the Camden Town murder
Military
* Rober ...
, the director of the MicroRobotics Laboratory, they have developed Squishy Robot Fingers, the Origami Robot, teleoperated soft robotic arms for submarines, and an ultra-gentle robot with soft fingers.
The work of the "Squishy Finger/Soft Robotics for Delicate Deep-sea Marine Biological Interactions Team" was highlighted in the
American Museum of Natural History exhibit, ''Unseen Oceans''.
Awards and honors
* 2019 Recipient of
Lagrange Prize
The Lagrange-CRT Foundation Prize is an annual International award created by the CRT Foundation with the scientific coordination of the ISI Foundation. The prize is awarded for scientific research in the field of complexity sciences, its appli ...
(Italy)
* 2016 Keynote speaker at
Explorers Club
The Explorers Club is an American-based international multidisciplinary professional society with the goal of promoting scientific exploration and field study. The club was founded in New York City in 1904, and has served as a meeting point fo ...
Annual Dinner
* 2014 Fellow, Explorers Club
* 2014 Emerging Explorer,
National Geographic Society
The National Geographic Society (NGS), headquartered in Washington, D.C., United States, is one of the largest non-profit scientific and educational organizations in the world.
Founded in 1888, its interests include geography, archaeology, ...
* 2006 Best American Science Writing for
Manifold Destiny
"Manifold Destiny" is an article in ''The New Yorker'' written by Sylvia Nasar and David Gruber and published in the 28 August 2006 issue of the magazine.Sylvia Nasar and David Gruber.Manifold Destiny: A legendary problem and the battle over who ...
article in ''
The New Yorker
''The New Yorker'' is an American weekly magazine featuring journalism, commentary, criticism, essays, fiction, satire, cartoons, and poetry. Founded as a weekly in 1925, the magazine is published 47 times annually, with five of these issue ...
''
Art collaborations
*
Joan Jonas
Joan Jonas (born July 13, 1936) is an American visual artist and a pioneer of video and performance art, and one of the most important artists to emerge in the late 1960s and early 1970s.[Janaina Tschäpe
Janaina Tschäpe (born 1973) is a Brazilian and German artist.
Biography
Janaina Tschäpe was born in 1973 in Munich, Germany, and was raised in São Paulo, Brazil. She received her Bachelor in Fine Arts from the Hochschule für Bildende Kues ...]
– "Fictionary of Corals and Jellies" commissioned by
Thyssen-Bornemisza Art Contemporary-Academy
Books
*
References
External links
David Gruber Website
*
{{DEFAULTSORT:Gruber, David
American oceanographers
Duke University alumni
Rutgers University alumni
Harvard Fellows
People from Paterson, New Jersey
American explorers
Professional divers
Living people
Aquanauts
Columbia University alumni
University of Rhode Island alumni
American marine biologists
Radcliffe fellows
Year of birth missing (living people)