(18957) Mijacobsen = 2000 QE128 Michael Thomas Jacobsen (b. 1985) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for his botany project. He attends the Laurel-Concord High School, Laurel, Nebraska, U.S.A.
A complete set of naming citations of the numbered minor planets is available in the Dictionary of Minor Planet Names, edited by Lutz Schmadel.