We know that certain parts of the population, for example physicians or offenders in jail, show an overmortality by suicide. Many hints give the impression that writers more often commit suicide than the general population. We hope to confirm this hypothesis by comparing the mortality rate by suicide of different groups of creators (writers, artists, philosophers, composers, mathematicians) to the suicidal rate of the Swiss population which is very high and to the suicide rate of Swiss writers. To achieve this epidemiological research we work with biographic dictionaries which regularly mention suicide as a relevant fact. The results of these analyses show an overmortality by suicide of Swiss writers compared with the mortality rate of the Swiss population. We also prove a higher mortality by suicide of artists and philosophers of the whole world compared to the suicide rate of the Swiss population. However, the suicide is not frequently used by composers and mathematicians. Concerning suicide two groups of creators emerge: writers, artists and philosophers, on one side, with a higher suicide rate than the Swiss population, and composers and mathematicians, on the other side, with a suicide rate, at least for composers, lower than the Swiss rate. How can we explain these differences in the suicide rate of theses groups of creators, first of all of the Swiss writers? The explanation by the predominance of a higher rate of psychopathology, especially depression, in suicidal writers, has no consistence. These psychopathological factors may play a role in the determination to end one's life by suicide, but alone they cannot explain the fatal issue. The same goes for the theory of life events. They exist in the biography of some suicidal writers, but they are not more frequent than in the general population. We must follow other tracks in order to understand the high mortality by suicide of writers and the low mortality rate of composers and probably mathematicians. To write is painful and laborious. Many writers complain of the martyrdom they endure. We do not find the equivalent in composers. The essential loneliness of the writer when wrestling with his emerging work is undeniable. The same goes for the immediateness of the process of writing. No intermediate object exists between conception and work as we observe in the artist or the composer. The true writer must always speak of himself even if he is not aware of it. His work is ultimately an autobiography and death appears very often, a link with the physician, the superman of suicide. Finally, the structure and the working of the psyche are different in the writer and in the composer and the mathematician, rather hysterical in the former and compulsive in the latter.