SIXTEEN years ago I took stock before the Society for Pediatric Research, using previously collected data to emphasize unanswered questions about the metabolism of premature infants. In the same month, another address was given describing community needs and a medical school program at the University of Colorado. This paper could be entitled "Inconclusions and Community Programs Revisited." Instead, three topics will be presented under the title "Some Opportunities and Problems for Departments of Pediatrics." They are (1) current research interests in human developmental biology, (2) the impact of rapidly developing community programs for direct health services, and (3) our ability to attract promising young people to our fields of interest.
Research in Developmental Biology.—The first topic, research in developmental biology, may be subsumed under two quotations. One is from Grover Powers, who asked generations of medical students and house officers to address themselves to the question: "What is