These are the questions asked by a team of psychologists led by eli finkel of northwestern university , in illinois , in a paper released-probably not coincidentally-a few days before st valentine 's day .
Meanwhile , eli , scarcely paying attention to the commotion under the table and her sister 's stifled sighs , wolfed down a slice of blackberry pie and stared at the lamp on the ceiling .
For instance , america 's teaching unions have been fiercely opposed to many education innovations pushed by social entrepreneurs , including charter schools , and to the billionaire philanthrocapitalists who help finance them , such as bill gates and eli broad .