AUTHOR WHO SHONE LIGHT ON THE THUCYDIDES TRAP

US academic hails speed of China's development, urges Beijing and Washington to avoid conflict

Editor's note: This year marks the 40th anniversary of the launch of China's reform and opening-up policy. China Daily profiles people who experienced or witnessed the important drive.

When asked about the changes in China that have impressed him most in the past four decades of reform and opening-up, Harvard University professor Graham Allison thought for a moment and then pointed outside his office window.