Joseph Ferrari

美国德保罗大学教授，做了大量成人拖延流行率和跨文化研究，写有《Still Procrastinating?》。

原始来源

• Prevalence of Procrastination among Samples of Adults
  Psychological Reports · 1996 · 论文
• Sex, Education and Procrastination: An Epidemiological Study of Procrastinators’ Characteristics from A Global Sample
  European Journal of Personality · 2013 · 论文