Keith Bullen, Professor in the Department of Applied Mathematics, University of Sidney, New South Wales, has been named the Twenty‐Third William Bowie Medalist. The award will be made at the Forty‐Second Annual Meeting of AGU in Washington, D. C, in April.This notice is a reminder that the Forty‐Second Annual Meeting of AGU will be held in Washington, D. C , April 18–21 (inclusive), 1961. First technical papers will be presented in the morning of April 18, and the technical programs will continue through the afternoon of April 21. The ‘Smoker’ is scheduled for Wednesday evening April 19; the Award of the William Bowie Medal, and a banquet, are scheduled for Thursday evening, April 20. Please note that the meeting precedes the meetings of the National Academy of Sciences, which are scheduled for the fol