The American Kidney Fund is pleased to invite applicants for its Clinical Scientist in Nephrology Fellowship for the 2026 academic year. The goal of the CSN Program is to improve the quality of care provided to patients with kidney diseases and to promote clinical research in nephrology. Acceptable candidates for the Clinical Scientist in Nephrology Fellowship are individuals who have completed a residency in internal medicine or pediatrics; are qualified to sit for the American Board of Internal Medicine or Pediatrics; are in the process of completing or have completed at least one year of training in clinical nephrology in an accredited U.S. program; can demonstrate an aptitude for and a commitment to developing special expertise in an area of knowledge applicable to clinical nephrology; intend to pursue a professional career with emphasis on independent research, and the provision of care to patients with kidney diseases, preferably within the confines of an academic medical center where they will be exposed to continued learning and teaching; can secure the support of their training program in the pursuit of these goals; and can commit to timely communication with AKF including but not limited to prompt responses to AKF's requests for progress reports during the Fellowship. The institution must operate an accredited training program in nephrology or pediatric nephrology. Successful sponsoring institutions will be those that have access to comprehensive clinical and research facilities, and where a well-developed scholarly environment exists. Candidates must submit their information and NIH biosketch, including a list of current clinical research projects and their principal investigators. A statement of intent by the candidate detailing the plan of studies, the area of research, and an overall career plan and expectations; and a statement detailing the candidate's proposed research project are also required. Candidates must also submit three references and their letters of support, including one from the nephrology fellowship program director. A letter of support from the chief/head of the Division of Nephrology and a letter of support from the mentor(s) who will supervise the training of the candidate in the chosen area of study and the mentor(s)' biosketch are also required. Please visit the fellowship's website for more information.