In an April 19 appearance on HBO’s Real Time with Bill Maher, New York Times columnist Nicholas D. Kristof chatted with guests about the Boston Marathon attacks and the gun control debate.

 The Roman Catholic nun who in 2012 told the Democratic National Convention that “We Nuns on the Bus care for the 100 percent,” will speak Friday, April 26, 4 p.m., at Syracuse University’s Maxwell School of Citizenship and Public Affairs.

 The Hebrew Bible’s Book of Genesis includes a story in which the patriarch Abraham sees three strangers on the horizon. To protect himself from potential attack, Abraham opens his tent as a sign of welcome and hospitality.After Abraham served a feast of fine bread and meat, the strangers said that his wife, Sarah, would bear a child. A year later, when she was 90 and Abraham 100, they had a son, whom they named Isaac.

 Dr. Zina Berry, a Syracuse dentist, didn’t sugarcoat the difficulty running a business. “Business is not something learned in a textbook,” she told about 100 people during an afternoon workshop April 16. “When you’re in school and getting A’s, then you go out to the bank with your business plan and they say, ‘No.’ It’s not an easy task, but once you get it, you hold onto it and work it, work it, work it.”

Sheryl Sandberg, chief operating officer of Facebook Inc. and author of Lean In: Women, Work and the Will to Lead, got a rock star’s greeting Friday, April 5, at Colgate University.More than 1,50

But major medical groups—including the National Cancer Institute, the American Cancer Society, the American College of Obstetricians and Gynecologists and the World Health Organization—say that’s not so. They say there is no causal link between abortion and breast cancer, and they’ve been saying it for at least 10 years.

But when the 115 cardinals began meeting Tuesday, March 12, in the Sistine Chapel to elect the successor to St. Peter, the first bishop of Rome, no women were eligible.