<prompt> Translate the following text to EnglishDonald Kennedy, mwanabiolojia, rais wa zamani wa Chuo Kikuu cha Stanford, na kamishna wa zamani wa Utawala wa Chakula na Dawa, atachukua udhibiti wa Sayansi mnamo Juni.  <response>: Donald Kennedy, a biologist, former president of Stanford University, and once commissioner of the Food and Drug Administration, will take the reins at Science in June. 