Ulrich Drepper is the current lead contributor and maintainer of GNU's C standard library, the GNU C Library. He was also one of the leaders of 86open. Much like OpenBSD founder Theo de Raadt, he is known within the free software community for his confrontational style. Recipients of his abrasive criticism have included Richard Stallman [1] and the Linux Standard Base [2] among others[3]. Drepper currently works at Red Hat.