From India
P. C. Mahalanobis
He founded the Indian Statistical Institute in Kolkata in 1931.
The Mahalanobis distance measures how unusual a data point is, and is used from banking to biology. His birthday, 29 June, is India’s National Statistics Day.
Unknown author, Public domain, via Wikimedia Commons
Where you’ll meet P. C. Mahalanobis here
Probability
They turn up beside problems and lessons on these topics.
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Lewis Carroll
As Charles Dodgson he lectured in mathematics at Christ Church, Oxford, and as Lewis Carroll he wrote Alice’s Adventures in Wonderland.
He published Pillow Problems, puzzles to work out in your head while lying awake. This is his self-portrait photograph.
Lewis Carroll, Public domain, via Wikimedia Commons