Erratum to: Disruption of the RICTOR/mTORC2 complex enhances the response of head and neck squamous cell carcinoma cells to PI3K inhibition. Issue 1 (5th December 2019) - Ruicci, Kara M.; Plantinga, Paul; Pinto, Nicole; Khan, Mohammed I.; Stecho, William; Dhaliwal, Sandeep S.; Yoo, John; Fung, Kevin; MacNeil, Danielle; Mymryk, Joe S.; Barrett, John W.; Howlett, Christopher J.; et al.