Richard Lewis Tweedie (22 August 1947 – 7 June 2001) was an Australian statistician.
[1][2] After having completed his undergraduate studies and a Master of Arts at the Australian National University, Tweedie moved to Cambridge University, where he obtained his doctorate under the supervision of David George Kendall in 1972.
Additionally, in 1986 he was awarded a Doctor of Science degree from the ANU for his major contributions to the theory of Markov chains on a measurable state space.
When he died in 2001 of a heart attack, he was the chair of the University of Minnesota's Division of Biostatistics.
[6] This work included presenting his analysis of studies on the health effects of passive smoking at a 1980 meeting, to which he had been invited by the industry.