Holger Rootzén (born 25 March 1945) is a Swedish mathematical statistician.
Rootzén obtained his Ph.D. in 1974 with the thesis On sequences of random variables which are mixing in the sense of Renyi.
[2] He also serves as adjunct member on the Price Committee for the Alfred Nobel Memorial Prize in Economic Sciences.
He has been editor-in-chief for the scientific journals Extremes, Bernoulli, and Scandinavian Journal of Statistics and has received many grants, including a 2013 grant of 50 million SEK from the Knut and Alice Wallenberg foundation.
Rootzén's research areas include probabilistic limit theory, statistics of extremes, and use of mathematics and statistics in medicine, engineering, and risk assessment in economics, epidemiology,[3] and environmental science.