There’s a management idea that the first 100 days is the period after joining a new organisation where a new director or CEO can observe the culture as if from outside. After that it’s no longer possible to see it with fresh eyes.
On a different tack, Tom Peters ‘posts a blog’ in his book WOW! called ‘100 Days’ where this is instead about an executive at Apple who dedicated 100 days a year to employee performance reviews. To each of his 25 direct reports he gave 2 full days twice a year on one-to-one development of personal development and direction.
Tom’s comment: believe in people development? Then put your diary where your mouth is …