Hypatia's twenty-fifth anniversary in 2009, coming on the heels of Simone de Beauvoir's 100th birthday in 2008, provides an ideal moment to reflect on the past and future of research on Beauvoir's philosophy—the subject of two past Hypatia issues. Reviewing these early issues in the light of more recent publications reveals both the progress in Beauvoir scholarship and a scholarly impasse that must be confronted if that progress is to continue.