Reply to Urbanski and Keller

Reply to Backes and Keller: Identification of novel tissue-specific and primate-specific human microRNAs.

We thank Backes and Keller (1) for their comments on our recent publication (2). With regard to the first example in their cluster analysis point, it is great to see that Backes and Keller (1) uncovered more clusters among our reported data, as this provides further support for the nonaccidental nature of these molecules. With regard to the second example, where they did not find a direct overl...

Laurent Keller

Laurent Keller is a professor at the University of Lausanne, where he directs the Department of Ecology and Evolution. After his PhD in Lausanne, he completed a postdoc with E.O. Wilson at Harvard and then returned to Bern and Lausanne with a special research and teaching grant from the Swiss NSF. He then applied with Nicolas Perrin to share a chair in the Department of Ecology in Lausanne; fol...

The Authors’ Reply

Breakdowns ∗ Godfrey Keller

We study a continuous-time game of strategic experimentation in which the players try to assess the failure rate of some new equipment or technology. Breakdowns occur at the jump times of a Poisson process whose unknown intensity is either high or low. In marked contrast to existing models, we find that the cooperative value function does not exhibit smooth pasting at the efficient cut-off beli...

Fred s. Keller: rememberings.

Ever since Rick Shull asked me to prepare an essay of appreciation of Fred Keller, I have found myself putting it off. Somehow, something else was always needing to be done. Finally, I realized what was happening. I just did not want to face the fact that Fred was no longer with us. After a relationship that extended over more than 50 years, during which Fred taught me both pedagogically and by...