A “NIELSEN FAMILY.”  A New York humorist is tapped to keep a weekly journal of his television watching on condition of anonymity. He appears elsewhere in these bios under his real name. Hint: an arbiter of New York ethics. Entry originally published in Slate. Later included in The Slate Diaries, edited by Jodi Kantor, Cyrus Krohn, and Judith Shulevitz. Introduction by Michael Kinsley. New York, Perseus Book Group, 2000. Copyright © by Michael Kinsley. Reprinted by permission of PublicAffairs, a member of the Perseus Books Group.