The National Institutes of Health (NIH) is offering Mentored Career Enhancement Awards (K18) aimed at experienced investigators seeking to expand their expertise in comparative studies of aging in human and nonhuman primate species. This funding opportunity encourages researchers to gain cross-disciplinary training in relevant scientific fields, with a focus on enhancing their capabilities to lead studies investigating lifespan variability among primate species. The award supports a two-year project period with funding of up to $1.5 million available for 4-5 applicants, and key application elements include a mentoring plan and a career enhancement strategy. Interested candidates must hold an academic rank of associate or full professor and submit their applications by November 1, 2024. For further inquiries, applicants can contact NIH Grants Information at grantsinfo@nih.gov.