Rick Greene has served on our board of directors since May 2021. He is currently the Chief Financial Officer of Specialized Dental. Prior to joining Specialized Dental, Mr. Greene served as the Chief Financial Officer of Epiphany Dermatology from 2018 to 2023, and Altor Bioscience Corporation from 2015 to 2018, Vice President and Chief Financial Officer of Cumberland Pharmaceuticals from 2011 to 2015, Executive at Crowe Horwath LLP from 2007 to 2011, Director at LBMC from 2005 to 2007, Chief Financial Officer at Surgical Alliance Corporation from 2002 to 2005, Senior Manager at Ernst & Young LLP from 1998 to 2002 and 1987 to 1997, and Director Financial Operations at Phycor Inc. from 1997 to 1998. Mr. Greene received his B.S. degree in accounting from Carson Newman University and is currently registered as a Certified Public Accountant (inactive) in the state of Tennessee.