Since being named 'wonderful' in the seventeenth century for its peculiar brightness variability, Mira A has been the subject of extensive research and become the prototype for a whole class of 'Mira' variable stars. The primary star in a binary system, Mira A is reaching the end of its life and currently undergoing an extended period of enhanced mass loss. Recent observations have revealed a s...

C. D., female, aged eight, European, was admitted to Madras Lunatic Asylum on July 3rd, 1911, suffering from " Acquired Idiocy." Family history, good, paternal side. Neuropathic and alcoholic, maternal side. Personal History.?Previous to March 1911, child was bright and intelligent, and was about average or a little above it in her class at school. About that time she was noticed to become irri-

This is a somewhat non-standard piece about Dexter Kozen, longtime colleague and friend. I am sure that the praise of Dexter’s research will have been sung by many of the people contributing to this volume. I could probably have added my own perspective, talking at length about the enormous impact of his most profound work. For example, the wonderful paper on alternation influenced my work on s...