Peter Drucker was a business consultant, lecturer, and author. He is known as the “Father of Modern Management” because of his numerous works and seminars on management theory and practice.

To the end of his life, Drucker espoused a Protestant religiosity that embraced the modern world while denying that it could ever offer salvation.

When he offended the Russian Orthodox Church by trying to force it to adopt Lutheran religious practices and also alienated the imperial guards by making their service requirements more severe and threatening to disband them, Catherine, who suspected that he was planning to divorce her, conspired with her lover Grigory ...