“…13 Although similar data are not published for IP applicants, with these caveats and perspectives, we suggest that applicants aim to interview at and rank about 20 programs in total. It is not uncommon to attend 10 to 15 IP interviews in addition to 10 GS interviews, 6 but attending so many GS interviews may be excessive for candidates who receive a significant number of IP interview invitations because having a higher proportion of IP interviews portends a higher likelihood of matching into an IP. Thus, although it is important to apply broadly, realize that once interview invitations are sent, there are significant costs and logistical challenges associated with interviewing.…”