Table 17. U.S. residing employed doctoral scientists and engineers in 4-year educational institutions, by field of doctorate, sex, and faculty rank: 2017
Field of study and sex
All employed
Full professor
Associate professor
Assistant professor
Instructor or lecturer
All other faculty
Rank not applicable
Number
SE
Number
SE
Number
SE
Number
SE
Number
SE
Number
SE
Number
SE
All fields
319,400
2,925
98,800
1,875
71,250
1,425
64,850
1,200
19,450
625
1,700
225
63,400
1,150
Male
198,750
2,225
71,900
1,650
43,300
1,125
36,900
900
10,200
450
1,000
175
35,450
950
Female
120,650
1,500
26,900
700
27,950
675
27,950
700
9,250
425
700
150
27,950
650
Science
258,700
2,475
79,850
1,575
57,000
1,225
50,950
1,125
16,800
625
1,400
200
52,700
1,050
Male
159,400
1,925
58,150
1,375
34,600
975
28,800
875
8,600
425
800
150
28,400
850
Female
99,300
1,275
21,700
600
22,350
625
22,150
600
8,200
425
600
125
24,300
600
Biological, agricultural, and environmental life sciences
90,500
1,250
23,450
875
15,700
600
17,900
600
4,600
300
750
150
28,100
725
Male
53,600
975
17,100
750
9,900
475
10,100
475
2,100
250
350
100
14,050
500
Female
36,900
775
6,350
350
5,800
350
7,850
400
2,450
200
400
125
14,050
500
Agricultural and food sciences
6,350
325
2,550
200
1,050
100
1,050
150
200
50
S
S
1,450
150
Male
4,400
275
2,100
200
750
100
600
125
100
50
D
D
850
125
Female
1,900
150
450
75
300
50
400
100
100
50
S
S
600
75
Biochemistry and biophysics
11,100
425
2,950
250
1,750
225
2,200
225
500
100
D
D
3,600
300
Male
7,450
400
2,200
225
1,200
200
1,550
225
300
75
D
D
2,200
250
Female
3,650
250
750
125
550
125
650
125
200
100
D
D
1,450
175
Cell, cellular biology, and molecular biology
13,250
500
3,050
275
2,100
250
2,450
250
650
125
200
75
4,800
350
Male
7,900
425
2,100
250
1,400
225
1,200
175
350
125
D
D
2,750
275
Female
5,350
325
950
150
700
100
1,250
175
300
100
50
50
2,050
200
Microbiological sciences and immunology
8,750
400
2,000
225
1,350
200
1,800
200
350
100
S
S
3,150
250
Male
4,850
325
1,350
200
800
175
1,100
175
100
75
D
D
1,400
200
Female
3,900
250
650
125
550
100
700
100
250
75
D
D
1,700
175
Natural resources and conservation
3,250
200
1,100
175
650
75
550
75
200
50
D
D
700
100
Male
2,200
175
900
150
450
75
300
50
150
50
D
D
350
75
Female
1,100
100
200
50
200
50
250
50
50
25
D
D
350
75
Zoology
3,500
200
1,800
150
700
100
300
75
150
50
D
D
500
100
Male
2,500
175
1,500
150
400
100
200
75
D
D
D
D
250
75
Female
1,000
100
300
75
250
75
100
50
100
50
D
D
250
75
Other biological sciences
44,300
825
10,000
550
8,050
375
9,600
375
2,500
225
300
100
13,850
525
Male
24,350
675
6,950
475
4,850
325
5,100
325
1,100
200
50
50
6,250
325
Female
19,950
550
3,050
200
3,200
225
4,450
275
1,400
150
250
100
7,600
375
Computer and information sciences
8,800
425
2,750
275
2,450
250
2,150
225
500
100
D
D
900
125
Male
6,800
400
2,250
250
1,900
225
1,650
200
200
75
D
D
700
125
Female
2,000
150
500
75
500
100
500
100
300
75
D
D
200
50
Mathematics and statistics
18,800
550
7,350
400
5,000
325
3,450
275
1,450
200
D
D
1,500
200
Male
14,250
450
6,050
375
3,700
275
2,400
225
1,000
175
D
D
1,100
175
Female
4,500
250
1,300
150
1,300
150
1,050
125
450
125
D
D
450
125
Physical sciences, geosciences, atmospheric, and ocean sciences
44,150
1,000
14,200
525
8,350
450
7,400
375
3,300
250
250
75
10,700
475
Male
33,600
900
11,950
500
6,200
425
5,250
325
2,200
225
150
75
7,900
425
Female
10,550
350
2,250
175
2,150
175
2,150
200
1,100
150
100
75
2,800
200
Astronomy and astrophysics
2,750
150
850
100
550
100
400
75
150
50
D
D
800
100
Male
2,200
150
650
100
450
100
300
75
100
50
D
D
600
100
Female
550
75
150
50
50
25
100
25
50
25
D
D
200
50
Chemistry, except biochemistry
18,600
650
5,550
350
3,500
275
3,100
250
1,650
200
150
75
4,700
325
Male
13,100
575
4,450
325
2,250
250
2,200
250
1,000
175
D
D
3,200
250
Female
5,500
275
1,050
150
1,250
150
900
125
700
125
D
D
1,500
175
Geosciences, atmospheric, and ocean sciences
9,150
275
3,100
175
1,800
150
1,500
125
550
75
50
25
2,100
150
Male
6,550
250
2,550
175
1,350
150
950
100
300
75
50
25
1,450
150
Female
2,550
125
600
75
450
50
550
75
250
75
D
D
650
50
Physics
13,700
550
4,700
325
2,550
250
2,350
225
900
150
S
S
3,100
250
Male
11,750
475
4,250
300
2,150
225
1,800
200
800
125
S
S
2,700
225
Female
1,950
175
400
100
400
100
600
125
100
50
D
D
400
100
Psychology
37,200
775
11,200
475
9,850
425
7,300
400
2,250
250
200
75
6,450
400
Male
15,950
575
6,050
375
4,350
350
2,500
250
700
125
D
D
2,200
275
Female
21,200
550
5,100
300
5,500
275
4,800
300
1,550
175
50
50
4,200
300
Social sciences
59,300
950
20,900
650
15,650
600
12,750
475
4,750
325
100
50
5,100
325
Male
35,200
775
14,750
550
8,550
475
6,950
400
2,350
250
100
50
2,450
250
Female
24,100
575
6,150
325
7,100
350
5,800
300
2,400
225
D
D
2,650
225
Economics
12,750
450
5,250
325
3,450
275
2,850
250
550
100
D
D
600
100
Male
9,500
400
4,500
325
2,450
225
1,750
225
400
100
D
D
400
100
Female
3,250
225
800
100
1,000
150
1,100
150
200
75
D
D
200
50
Political science and government
12,750
475
4,700
350
3,250
300
2,850
275
900
175
D
D
1,050
175
Male
8,550
425
3,700
325
1,950
225
1,850
225
450
150
D
D
600
125
Female
4,200
300
1,000
150
1,350
225
1,000
175
450
125
D
D
400
125
Sociology, demography, and population studies
10,050
350
3,700
250
2,600
225
2,150
200
700
150
D
D
850
125
Male
4,600
275
2,150
200
950
150
900
150
300
100
D
D
300
100
Female
5,450
250
1,600
150
1,650
175
1,250
150
400
100
D
D
550
100
Other social sciences
23,750
475
7,200
300
6,300
325
4,900
275
2,600
200
100
50
2,650
225
Male
12,550
425
4,450
250
3,200
250
2,500
200
1,200
150
100
50
1,150
150
Female
11,200
350
2,750
200
3,100
225
2,450
175
1,400
150
D
D
1,500
150
Engineering
40,900
975
13,850
625
8,600
500
8,400
425
1,900
200
200
100
7,950
375
Male
33,300
900
12,150
575
7,000
425
6,650
375
1,450
200
150
100
5,900
325
Female
7,600
375
1,700
175
1,600
175
1,750
175
450
100
D
D
2,050
175
Aerospace, aeronautical, and astronautical engineering