Learning is a lifetime necessity that is increasingly subtle with the aging process. Behavioral scientist Ralph Tyler, one of my mentors, was chair of my doctoral committee at the University of Chicago. At that time, he was dean of the arts and sciences division, chair of the department of education, and university examiner. (By passing a comprehensive batch of tests, overseen by the university examiner, able students could secure the bachelor’s degree in less than the usual four years of study.) And, oh yes, he taught a course each quarter. Tyler was much in demand to chair doctoral committees in spite of his heavy schedule at the University and his travels elsewhere a couple of days each week. Most weeks, he scheduled one hour for his students’ten minutes for each of six. Getting one of his ten-minute sessions was a precious accomplishment. One entered his office as Mr. Tyler was ushering out another. (I liked very much the then-University expectation of not addressing professors with the Ph.D. as ‘Doctor.’ I have tried to follow suit ever since whenever possible.) Needless to say, those of us who were his students frequently discussed the problem of limited access. However, we did discover