Our fifth annual careers issue focuses on the road to tenure. On page 26 , Eugenia Etkina presents a new way to train future physicists. On page 36 , Rachel Ivie and Susan White analyze factors that can affect the time to tenure. On page 44 , Toni Feder explores the impact of not getting tenure. Additional stories report on changing ways to assess researchers’ job and grant applications (page 22 ) and on the state of the US radiation workforce (page 18 ). (Image by Abigail Malate.) (Photo by Cynthia B. Cummings.)