The Honorable Bill Cassidy, M.D.   Chair, Committee on Health, Education, Labor, and Pensions   United States Senate   Washington, D.C. 20510     The Honorable Bernie Sanders   Ranking Member, Committee on Health, Education, Labor, and Pensions    United States Senate   Washington, D.C. 20510    Dear Chairman Cassidy and Ranking Member Sanders: As Chief Executive Officer of the American Association for the Advancement of Science, a membership organization serving millions of scientists,