David C. Kelly is a professor

emeritus ''Emeritus'' (; female: ''emerita'') is an adjective used to designate a retired chair, professor, pastor, bishop, pope, director, president, prime minister, rabbi, emperor, or other person who has been "permitted to retain as an honorary title ...

mathematics Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics ...

Hampshire College Hampshire College is a private liberal arts college in Amherst, Massachusetts. It was opened in 1970 as an experiment in alternative education, in association with four other colleges in the Pioneer Valley: Amherst College, Smith College, Mo ...

Amherst, Massachusetts Amherst () is a New England town, town in Hampshire County, Massachusetts, United States, in the Connecticut River valley. As of the 2020 census, the population was 39,263, making it the highest populated municipality in Hampshire County (althoug ...

. He holds an AB from

Princeton Princeton University is a private research university in Princeton, New Jersey. Founded in 1746 in Elizabeth as the College of New Jersey, Princeton is the fourth-oldest institution of higher education in the United States and one of the ni ...

, an SM from

MIT The Massachusetts Institute of Technology (MIT) is a private land-grant research university in Cambridge, Massachusetts. Established in 1861, MIT has played a key role in the development of modern technology and science, and is one of the m ...

, and an AM from Dartmouth; and has taught at

Oberlin College Oberlin College is a Private university, private Liberal arts colleges in the United States, liberal arts college and conservatory of music in Oberlin, Ohio. It is the oldest Mixed-sex education, coeducational liberal arts college in the United S ...

and

Talladega College Talladega College is a private historically black college in Talladega, Alabama. It is Alabama's oldest private historically black college and offers 17 degree programs. It is accredited by the Southern Association of Colleges and Schools. His ...

. In 1971 he founded the

Hampshire College Summer Studies in Mathematics Hampshire (, ; abbreviated to Hants) is a ceremonial and non-metropolitan county in western South East England on the coast of the English Channel. Home to two major English cities on its south coast, Southampton and Portsmouth, Hampshire is ...

(HCSSiM), a six-week program for mathematically talented high school students, and directed the program for many years. During his time at Princeton in the early 1960s, Kelly and fellow student

Michael Spivak Michael David Spivak (25 May 19401 October 2020)Biographical sketch in Notices of the AMS', Vol. 32, 1985, p. 576. was an American mathematician specializing in differential geometry, an expositor of mathematics, and the founder of Publish-or-Per ...

created "

Yellow Pig's Day Yellow is the color between green and orange on the spectrum of light. It is evoked by light with a dominant wavelength of roughly 575585 nm. It is a primary color in subtractive color systems, used in painting or color printing. In the ...

," an annual celebration of mathematics and the number 17. He continues to be involved in the organization of the holiday each year, commemorating the day with food, songs, a reunion, and mathematics. He is quite familiar with many of the properties of the number 17, and gives a special lecture on the subject each summer.

External links

Faculty biography
*
David C. Kelly at HampmediaHampshire College Summer Studies in Mathematics

References

Living people Hampshire College faculty Year of birth missing (living people) Place of birth missing (living people) {{US-mathematician-stub