I recently received an interesting scientific article from Gunther Verheyen titled "Getting Things Done: The Science Behind Stress-Free Productivity" (Heylighen & Vidal, in press). The article discusses possible scientific explanations for the success of a personal productivity approach called "Getting Things Done" (GTD; Allen, 2001). The authors apply insights from cognitive psychology and cybernetics to better understand why this approach is so effective. Although GTD is focused on individual time management...