The Daily Stat: Middle Schoolers Do Better If They Start School Later

Are you having trouble viewing this email? If so, click here to see it in a web browser. HOME   |   BLOGS   |   THE MAGAZINE   |   BOOKS   |   AUTHORS   |   STORE RSS   |   Mobile JANUARY 7, 2013 Middle Schoolers Do Better If They Start School Later Starting the middle-school day one hour later would lead to a 3-percentile-point gain in math-and-reading test scores for the average student, says Finley Edwards of Colby College. His study of schools in a North Carolina county where start times are staggered shows that 45% of students have math-test scores at or below the 50th percentile in early-starting schools, compared with only 36% at late-starting schools. The effect may be the result of any of several factors, including sleep duration, adolescents' hormonal cycles, and amount of time spent at home with parents, Edwards says. Source: Early to rise? The effect of daily start times on academic performance Share Today's Stat: FEATURED PRODUCT Leading and Motivating Harvard ManageMentor Online Module A synopsis of the essential tasks of leadership: setting direction, aligning people, and motivating others. Learn how to recognize the skills and characteristics of effective leaders, create an inspiring vision, and energize people to support and work toward your goals. One-year single user license. ADVERTISEMENT Follow the Stat: BEST SELLERS HBR's 10 Must Reads: The Essentials HBR's Must Reads Library Set Guide to Persuasive Presentations Guide to Better Business Writing Guide to Getting the Right Work Done PREVIOUS STATS iPhone Thefts Skew Crime Stats in New York A Big Benefit of Taking the Bus: You Have to Walk to the Bus Stop Fatal Heart Attacks Decline When Workplaces Go Smoke-Free Presence of U.S. Troops Boosts Countries' Growth Parisians Abandon Buses and Cars for Motorbikes Why You Don't Like Donating to Charities That Offer Thank-You Gifts Americans Carrying Around Big Money in Unused Gift Cards Why Christmas Became the Time for Weddings in Sweden South Korea's Mass Pardons of Traffic Offenders Led to More Accidents Will Falling Rates of Driving Lead to Lower Obesity? Introducing Mobile ManageMentor Powered by the proven content of Harvard ManageMentor™ iTunes >> Android >> UNSUBSCRIBE   |   UPDATE YOUR PROFILE   |   MORE EMAIL NEWSLETTERS   |   PRIVACY POLICY Was this email forwarded to you? If so, sign up to start receiving your own copy. ABOUT THIS MAILING LIST You have received this message because you subscribed to the "The Daily Stat" email newsletter from Harvard Business Review. If at any point you wish to remove yourself from this list, change your email address, or sign up for other email newsletters and alerts, please visit the Harvard Business Review Email Newsletter Preference Center. OPT OUT If you do not wish to receive any email messages from Harvard Business Review, click here. ADVERTISE WITH HBR This enewsletter is read by thousands of decision makers every day. Learn more about connecting your brand with this audience. Copyright © 2013 Harvard Business School Publishing, an affiliate of Harvard Business School. All rights reserved. Harvard Business Publishing | 60 Harvard Way | Boston, MA 02163 Customer Service: 800-545-7685 (+1-617-783-7600 outside the U.S. and Canada)