Take a sneak peak at this month's Fertility & Sterility! Topics this month include mosaic embryos diagnostics and counseling (02:40), machine learning for personalized cycles (10:41), a look at ASRM's new practice committee documents on the new Mullerian classifications and the general fertility evaluation, as well as their committee opinion on obesity and reproduction (26:11), sperm DNA fragmentation (38:47), aneuploidy in recurrent implantation failure (43:10), BMI and recurrent pregnancy loss (50:26), maternal morbidity in infertile patients (54:14). View Fertility and Sterility November 2021 Volume 116 Issue 5 View Fertility and Sterility at https://www.fertstert.org/