J. B. S. Haldane
John Burdon Sanderson Haldane FRS (/ˈhɔːldeɪn/; 5 November 1892 – 1 December 1964) known as Jack (but who used 'J. B. S.' in his printed works), was a British naturalised Indian scientist. ...
J. B. S. Haldane - Wikipedia