1943 - Today
John Thomas Draper (born March 11, 1943), also known as Captain Crunch, Crunch, or Crunchman (after the Cap'n Crunch breakfast cereal mascot), is an American computer programmer and former phone phreak. Read more on Wikipedia
Since 2007, the English Wikipedia page of John Draper has received more than 702,881 page views. His biography is available in 20 different languages on Wikipedia (up from 19 in 2019). John Draper is the 68th most popular computer scientist (up from 73rd in 2019), the 214th most popular biography from Canada (up from 4,713th in 2019) and the 4th most popular Canadian Computer Scientist.
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Historical Popularity Index (HPI)
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Effective Languages (L*)
Coefficient of Variation (CV)
Among computer scientists, John Draper ranks 68 out of 201. Before him are Ole-Johan Dahl, Larry Tesler, Gary Kildall, Adam Osborne, Dana Scott, and Mary Kenneth Keller. After him are John Henry Holland, John Cocke, Ron Rivest, Judea Pearl, James H. Wilkinson, and Leonard Adleman.
1931 - 2002
HPI: 51.31
Rank: 62
1945 - 2020
HPI: 51.21
Rank: 63
1942 - 1994
HPI: 51.05
Rank: 64
1939 - 2003
HPI: 50.98
Rank: 65
1932 - Present
HPI: 50.95
Rank: 66
1913 - 1985
HPI: 50.94
Rank: 67
1943 - Present
HPI: 50.78
Rank: 68
1929 - 2015
HPI: 50.78
Rank: 69
1925 - 2002
HPI: 50.77
Rank: 70
1947 - Present
HPI: 50.51
Rank: 71
1936 - Present
HPI: 50.51
Rank: 72
1919 - 1986
HPI: 50.49
Rank: 73
1945 - Present
HPI: 50.24
Rank: 74
Among people born in 1943, John Draper ranks 287. Before him are Gary Burton, Ignacio Ramonet, Inna Churikova, Valerie Perrine, Penny Marshall, and Aleksandr Pavlovich Aleksandrov. After him are Rashid Sunyaev, Juan Luis Cipriani Thorne, Xu Caihou, Tim Krabbé, Roberto Rosato, and Giuseppe Versaldi.
1943 - Present
HPI: 51.03
Rank: 281
1943 - Present
HPI: 51.02
Rank: 282
1943 - 2023
HPI: 50.98
Rank: 283
1943 - Present
HPI: 50.97
Rank: 284
1943 - 2018
HPI: 50.87
Rank: 285
1943 - Present
HPI: 50.85
Rank: 286
1943 - Present
HPI: 50.78
Rank: 287
1943 - Present
HPI: 50.77
Rank: 288
1943 - Present
HPI: 50.75
Rank: 289
1943 - 2015
HPI: 50.72
Rank: 290
1943 - Present
HPI: 50.69
Rank: 291
1943 - 2010
HPI: 50.68
Rank: 292
1943 - Present
HPI: 50.68
Rank: 293
Among people born in Canada, John Draper ranks 214 out of 1,350. Before him are John van 't Schip (1963), Richard Williams (1933), Terry Fox (1958), Hume Cronyn (1911), Marc Singer (1948), and Joseph-Armand Bombardier (1907). After him are Florence Lawrence (1886), Roddy Piper (1954), Ernest Burgess (1886), Neil Peart (1952), Robbie Robertson (1943), and Peter North (1957).
1963 - Present
HPI: 50.93
Rank: 208
1933 - 2019
HPI: 50.90
Rank: 209
1958 - 1981
HPI: 50.89
Rank: 210
1911 - 2003
HPI: 50.89
Rank: 211
1948 - Present
HPI: 50.86
Rank: 212
1907 - 1964
HPI: 50.81
Rank: 213
1943 - Present
HPI: 50.78
Rank: 214
1886 - 1938
HPI: 50.75
Rank: 215
1954 - 2015
HPI: 50.61
Rank: 216
1886 - 1966
HPI: 50.54
Rank: 217
1952 - 2020
HPI: 50.53
Rank: 218
1943 - 2023
HPI: 50.43
Rank: 219
1957 - Present
HPI: 50.42
Rank: 220
Among computer scientists born in Canada, John Draper ranks 4. Before him are Brian Kernighan (1942), James Gosling (1955), and Alfred Aho (1941). After him are Kenneth E. Iverson (1920), Rob Pike (1956), and Maria Klawe (1951).
1942 - Present
HPI: 54.94
Rank: 1
1955 - Present
HPI: 52.25
Rank: 2
1941 - Present
HPI: 51.45
Rank: 3
1943 - Present
HPI: 50.78
Rank: 4
1920 - 2004
HPI: 46.92
Rank: 5
1956 - Present
HPI: 44.11
Rank: 6
1951 - Present
HPI: 29.81
Rank: 7