This fully revised edition of the authoritative guide to science proposal writing is an essential tool for any researcher embarking on a grant or thesis application. In accessible steps, the authors detail every stage of proposal writing, from conceiving and designing a project to analyzing data, synthesizing results, estimating a budget, addressing reviewer comments, and resubmitting. This new edition is updated to address changes and developments over the past decade, including identifying opportunities and navigating the challenging proposal-funding environment. The only how-to book of its kind, it includes exercises to help readers stay on track as they develop their grant proposals and is designed for those in the physical, life, environmental, biomedical, and social sciences, as well as engineering.