Recent donor marketing research suggests that employing methods that evoke empathy are most likely to elicit higher donations. However, using famous people as models has been a tried and true method for soliciting donations for years. Given these competing marketing strategies, the current study will examine whether there a difference in how much money a person will donate based on the type of scenario (use of an identifiable victim or a high-profile model). A marketing firm randomly presented one of these two scenarios to prospective donors and recorded the amount of money donated. Which of the following is the independent variable?