Smithsonian Institution is a prestigious institution university established in 1846 in United States. It is represented by 330 scientists in the AD Scientific Index. The university’s scientists are particularly concentrated in Natural Sciences (105 scientists), Social Sciences and Humanities (102 scientists), and Art & Humanities (84 scientists).

* Total H Index Rankings
Ranking Based On Selection: 1
S Joseph Wright
Ecology
Tropical Forests
Plant Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
127
76
0.598
* Total H Index Rankings
Ranking Based On Selection: 2
Valerie J Paul
marine biology
chemical ecology
marine natural products
coral reefs
cyanobacteria
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
99
42
0.424
* Total H Index Rankings
Ranking Based On Selection: 3
Emmett Duffy
Marine Biology
Marine Ecology
Biodiversity
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
87
50
0.575
* Total H Index Rankings
Ranking Based On Selection: 4
Nancy Knowlton
Coral Reefs
Biodiversity
Ocean Acidification
Alpheus
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
86
54
0.628
* Total H Index Rankings
Ranking Based On Selection: 5
W John Kress
Botany
Evolutionary Biology
Ecology
Conservation
Phylogenetics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
82
47
0.573
* Total H Index Rankings
Ranking Based On Selection: 6
Anna K Behrensmeyer
Taphonomy
paleoecology
vertebrate evolution
sedimentology
human evolution
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
82
42
0.512
* Total H Index Rankings
Ranking Based On Selection: 7
Greg Ruiz
Invasion Biology
Marine Ecology
Biogeography
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
78
47
0.603
* Total H Index Rankings
Ranking Based On Selection: 8
Robert Fleischer
Conservation and Evolutionary Biology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
78
34
0.436
* Total H Index Rankings
Ranking Based On Selection: 9
Warren Johnson
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
77
44
0.571
* Total H Index Rankings
Ranking Based On Selection: 10
Timothy J McCoy
Planetary science
meteorites
minerals
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
77
41
0.532
* Total H Index Rankings
Ranking Based On Selection: 11
Janine L Brown
Reproductive Physiology
Elephant Biology
Animal Welfare
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
76
40
0.526
* Total H Index Rankings
Ranking Based On Selection: 12
Helene C Muller-Landau
community ecology
tropical forests
ecosystem ecology
theoretical ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
75
53
0.707
* Total H Index Rankings
Ranking Based On Selection: 13
Dolores Piperno
archaeology
archaeobotany
paleoecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
74
41
0.554
* Total H Index Rankings
Ranking Based On Selection: 14
David Roubik
tropical biology
bees
pollination
pollen
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
73
37
0.507
* Total H Index Rankings
Ranking Based On Selection: 15
Ian Owens
Biodiversity
Evolution
Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
72
35
0.486
* Total H Index Rankings
Ranking Based On Selection: 16
John Grant
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
71
43
0.606
* Total H Index Rankings
Ranking Based On Selection: 17
Scott L Wing
paleontology
paleoclimatology
paleobiology
paleobotany
paleoecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
71
39
0.549
* Total H Index Rankings
Ranking Based On Selection: 18
Dennis Whigham
plant ecology
wetland ecology
orchid ecology
landscape ecology
wetland plants
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
71
32
0.451
* Total H Index Rankings
Ranking Based On Selection: 19
Douglas H Ubelaker
Forensic anthropology
physical anthropology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
70
38
0.543
* Total H Index Rankings
Ranking Based On Selection: 20
Jonathan A Coddington
Systematics
Evolution
Behavior
Biodiversity
Arachnology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
67
38
0.567
* Total H Index Rankings
Ranking Based On Selection: 22
Carlos Jaramillo
paleontology
palynology
geology
evolution
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
65
46
0.708
* Total H Index Rankings
Ranking Based On Selection: 23
Terry L Erwin
Coleoptera Systematics
Biodiversity
Conservation Biology
Biogeography
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
64
35
0.547
* Total H Index Rankings
Ranking Based On Selection: 24
Don E Wilson
Systematic Zoology
Mammalogy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
64
31
0.484
* Total H Index Rankings
Ranking Based On Selection: 25
Edward Allen Herre
Evolutionary Ecology of mutualism and parasitism
figs
endophytic fungi
mycorrhizae
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
63
35
0.556
* Total H Index Rankings
Rankings
Ranking Based On Selection: 1
S Joseph Wright
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
127
76
0.598
* Total H Index Rankings
Rankings
Ranking Based On Selection: 2
Valerie J Paul
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
99
42
0.424
marine biology
chemical ecology
marine natural products
coral reefs
cyanobacteria
* Total H Index Rankings
Rankings
Ranking Based On Selection: 3
Emmett Duffy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
87
50
0.575
* Total H Index Rankings
Rankings
Ranking Based On Selection: 4
Nancy Knowlton
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
86
54
0.628
* Total H Index Rankings
Rankings
Ranking Based On Selection: 5
W John Kress
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
82
47
0.573
Botany
Evolutionary Biology
Ecology
Conservation
Phylogenetics
* Total H Index Rankings
Rankings
Ranking Based On Selection: 6
Anna K Behrensmeyer
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
82
42
0.512
Taphonomy
paleoecology
vertebrate evolution
sedimentology
human evolution
* Total H Index Rankings
Rankings
Ranking Based On Selection: 7
Greg Ruiz
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
78
47
0.603
* Total H Index Rankings
Rankings
Ranking Based On Selection: 8
Robert Fleischer
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
78
34
0.436
* Total H Index Rankings
Rankings
Ranking Based On Selection: 9
Warren Johnson
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
77
44
0.571
* Total H Index Rankings
Rankings
Ranking Based On Selection: 10
Timothy J McCoy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
77
41
0.532
* Total H Index Rankings
Rankings
Ranking Based On Selection: 11
Janine L Brown
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
76
40
0.526
Reproductive Physiology
Elephant Biology
Animal Welfare
* Total H Index Rankings
Rankings
Ranking Based On Selection: 12
Helene C Muller-Landau
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
75
53
0.707
community ecology
tropical forests
ecosystem ecology
theoretical ecology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 13
Dolores Piperno
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
74
41
0.554
* Total H Index Rankings
Rankings
Ranking Based On Selection: 14
David Roubik
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
73
37
0.507
* Total H Index Rankings
Rankings
Ranking Based On Selection: 15
Ian Owens
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
72
35
0.486
* Total H Index Rankings
Rankings
Ranking Based On Selection: 16
John Grant
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
71
43
0.606
* Total H Index Rankings
Rankings
Ranking Based On Selection: 17
Scott L Wing
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
71
39
0.549
paleontology
paleoclimatology
paleobiology
paleobotany
paleoecology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 18
Dennis Whigham
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
71
32
0.451
plant ecology
wetland ecology
orchid ecology
landscape ecology
wetland plants
* Total H Index Rankings
Rankings
Ranking Based On Selection: 19
Douglas H Ubelaker
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
70
38
0.543
Forensic anthropology
physical anthropology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 20
Jonathan A Coddington
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
67
38
0.567
Systematics
Evolution
Behavior
Biodiversity
Arachnology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 21
Sean R Connolly
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
65
47
0.723
* Total H Index Rankings
Rankings
Ranking Based On Selection: 22
Carlos Jaramillo
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
65
46
0.708
* Total H Index Rankings
Rankings
Ranking Based On Selection: 23
Terry L Erwin
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
64
35
0.547
Coleoptera Systematics
Biodiversity
Conservation Biology
Biogeography
* Total H Index Rankings
Rankings
Ranking Based On Selection: 24
Don E Wilson
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
64
31
0.484
* Total H Index Rankings
Rankings
Ranking Based On Selection: 25
Edward Allen Herre
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
63
35
0.556
Evolutionary Ecology of mutualism and parasitism
figs
endophytic fungi
mycorrhizae