Lyssa Villarreal is a professional in their field. Colleagues describe them as "Lyssa was instrumental in establishing discovery toxicology capabilities (in vitro genetic toxicity screening and CNS safety pharmacology evaluations) at Renovis. She takes on challenges with a positive attitude and is able to handle multiple projects independently. Her technical abilities and work ethic rank her among the best people I have had the pleasure of working with." and "Lyssa did a fabulous job while working with me at Geron to expand her skills in cell culture and cell-based assay development. She developed expertise in the culture and maintenance of primary cell lines such as neonatal keratinocytes. In addition, she demonstrated proficiency in assay protocol development and maintained a well-documented laboratory notebook. Lyssa was a significant contributor to our project team and our team recognized her as a terrific team player."