In an analysis of research data on three generations of Russians, it was found that the impetus prompted by the social and economic transformation in the early 1990s that opened up opportunities for social and professional growth had been practically exhausted by late 2006, and the tendency toward downward social mobility has become more pronounced. This provides evidence that the social structure of today's Russia is "stagnant" and there are no positive shifts in its dynamics. (Contains 7 tables, 2 figures, and 4 notes.) [This article was translated by Kim Braithwaite.]