Sinofsky disclosed the news on his Twitter feed. The former exec left Microsoft earlier this year. His combative nature reportedly played a factor in his dismissal from the company.

"Excited to return to [Harvard Business School] to teach again this spring," said Sinofsky on Twitter.

Sinofsky's new job will be his second go around at Harvard. He worked as a part-time professor at the university in the late 90s. While there he wrote a book about his experience's at Microsoft.