Loxo Oncology was incorporated in Delaware in May 2013 and was founded by Josh Bilenker, M.D., a partner at Aisling Capital. Loxo Oncology is committed to bringing targeted cancer therapies rapidly into the clinic that have an opportunity for outsized clinical effects in genetically defined patient populations. Loxo Oncology derives its company name from an attendant of the Greek goddess Artemis, who represented the concept of trajectory in the sport of archery. It is an exciting time to develop cancer drugs. Diagnostic methods are yielding strong clues about which cancer features are actionable, “driver mutations,” in contrast to those merely along for the ride as “passenger mutations.” In the last five years, these insights have transformed the standard of care in melanoma, lung cancer and other cancers. Picking a target is just the first step in building a cancer drug. Good chemists build good drugs. The physical properties of a compound have much to do with its ultimate success o