Constructing phylogenetic trees from distances is crucial to computational genomics. That's why this paper is such a comfort; R. Mihaescu, D. Levy, and L. Pachter have shown that the neighbor-joining algorithm accomplishes this task very quickly, at least in an asymptotic and probabilistic sense.
I once overheard the third author wish to see his website at the top of the list of Liors. Back then he was fourth, as of this writing, he's made his way to the number two spot. I'm willing to do my part to help his dream become reality.