• Thomas Gerson has been named CFO of Interleukin Genetics (Waltham, Massachusetts). In addition, the board appointed James Weaver as chairman of the board; and Nazneen Aziz was named VP of R&D. Gerson recently was CFO and VP of business operations at HistoRx. Aziz most recently was VP of external research at Point Therapeutics. Interleukin makes preventive consumer products and genetic tests for personalized health.

• Joe Redfearn was named VP of global sales of Resonant Medical (Montreal). Redfearn joins the company from Stereotaxis. Resonant Medical makes 3-D ultrasound image-guided adaptive radiotherapy products.