Sentence 1: In the 1990 ’ s , a backlash against utilitarian bioethics , led by figures such as Dean Koontz and novelist Wesley J. Smith , emerged .
Sentence 2: In the 1990s , a backlash against utilitarian bioethics emerged , led by such figures as Wesley J. Smith and novelist Dean Koontz .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?