BIOLOGIST

John Cassin

1813 - 1869

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John Cassin (September 6, 1813 – January 10, 1869) was an American ornithologist from Pennsylvania. He worked as curator and vice president at the Philadelphia Academy of Natural Sciences and focused on the systemic classification of the academy's extensive collection of birds. He was one of the founders of the Delaware County Institute of Science and published several books describing 194 new species of birds. Read more on Wikipedia

Since 2007, the English Wikipedia page of John Cassin has received more than 49,830 page views. His biography is available in 15 different languages on Wikipedia. John Cassin is the 1,039th most popular biologist, the 12,481st most popular biography from United States and the 169th most popular American Biologist.

Memorability Metrics

  • 50k

    Page Views (PV)

  • 40.39

    Historical Popularity Index (HPI)

  • 15

    Languages Editions (L)

  • 2.94

    Effective Languages (L*)

  • 2.79

    Coefficient of Variation (CV)

Among BIOLOGISTS

Among biologists, John Cassin ranks 1,039 out of 1,097. Before him are Aristid Lindenmayer, Austin Stevens, William Bartram, John Kunkel Small, David Lack, and Ethelwynn Trewavas. After him are William Forsell Kirby, Francis Maitland Balfour, Francis Walker, Charles B. Cory, Asuman Baytop, and Alice Eastwood.

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Contemporaries

Among people born in 1813, John Cassin ranks 83. Before him are Karl Friedrich August Rammelsberg, John Rae, John Sedgwick, George Alexander Macfarren, David Dixon Porter, and George Peter Alexander Healy. After him are Lot M. Morrill, and Zachariah Chandler. Among people deceased in 1869, John Cassin ranks 66. Before him are Robert J. Walker, Charles Sturt, Michael Sars, John Bell, Mary Ward, and Afzal-ud-Daulah. After him are William P. Fessenden, Edward Bates, and Benjamin Fitzpatrick.

Others Born in 1813

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Others Deceased in 1869

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In United States

Among people born in United States, John Cassin ranks 12,481 out of 20,380. Before him are Justin Berfield (1986), Darrall Imhoff (1938), Blake Griffin (1989), Jack Reed (1949), John B. Floyd (1806), and Dennis Prager (1948). After him are Anthony Boucher (1911), Jill Kelly (1971), Anthony W. England (1942), David Henrie (1989), Bobby Jones (1951), and Tim Scott (1965).

Others born in United States

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Among BIOLOGISTS In United States

Among biologists born in United States, John Cassin ranks 169. Before him are Albert Charles Smith (1906), Elmer McCollum (1879), Henry Weed Fowler (1878), Outram Bangs (1863), William Bartram (1739), and John Kunkel Small (1869). After him are Charles B. Cory (1857), Rita R. Colwell (1934), Joanne Chory (1955), Patricia Goldman-Rakic (1937), Annie Montague Alexander (1867), and Storrs L. Olson (1944).

American born Biologists

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