Dr. Mendenhall said he was motivated to write the paper after being interviewed by a behavior detection officer in the security line at Logan Airport in Boston.
Dyer and Kochan, colleagues for 40 years, said they were motivated to write the book and teach a related course because they are concerned about the future.
Apparently, Ashcroft was motivated to write the book because David Cameron reneged on a promise to give him a top job in government if the Tories won the 2010 election.
In a telephone interview, he said he was motivated to write the essay by "an accumulation" of Mr. Romney's actions, like his comment about 47 percent of Americans and his decision to campaign with Donald Trump.
Tamara Chalabi, a Harvard-trained historian, explains that she was motivated to write by anger at the Americans, who knew and cared nothing about Iraq's history or its cosmopolitan culture, however deformed by Saddam Hussein's long and brutal dictatorship.
Jones, a senior research associate at the Guttmacher Institute, which studies reproductive health matters, said she and her co-authors were motivated to write the paper because it seemed to them the pullout method was getting short shrift.
Several years ago, Mr. Toper said, Ossining considered closing the high school campus, and one student was motivated to write a comprehensive analysis of the policy, making an impassioned presentation in behalf of maintaining the status quo.
Lamb, who is African-American and grew up in a housing project in New York before attending Hunter College, was motivated to write the play because he noticed that some Dominicans denied their African heritage.
One of the reasons I was motivated to write the book is that, as a reader, I've been so dependent on stories as a blueprint, motivation, reflection — and I just looked around and realized there are literally no stories about women that don't end with marriage or a baby.
In an interview, Ms. Slaughter added that she was motivated to write in part by her concern about the number of women serving in high posts under President Obama — and now that the first round of female appointees is leaving, she said, they are mostly being replaced by men.
