CEO coaching strategy, business English for global leaders, and the real cost of Preply, Cambly, MentorCruise, and Clarity.fm — from Wharton-educated executive Digby R. Kerr.
Marketplace platforms commoditize expertise. After 15 years as CEO and a Wharton MBA, I realized the model was broken for serious executives who need real mentoring, not another tutor lottery.
Read article →Preply delivers affordable language lessons. It does not deliver boardroom presence, deal-closing English, or the strategic thinking that moves careers from manager to C-suite.
Read article →Conversational fluency and boardroom command are not the same skill. Here is why global executives need more than what Cambly delivers, and what to do instead.
Read article →Per-minute billing sounds flexible. Do the math and you will find monthly relationship-based mentoring at $125/mo delivers more value, deeper context, and real accountability.
Read article →My Wharton MBA gave me frameworks. Running a global company for 15 years gave me execution. Here is what separates the two, and why most MBAs still need a mentor after graduation.
Read article →One imprecise sentence in a board presentation. One misread tone in a negotiation. The cost of poor executive English is not measured in grammar scores. It is measured in lost revenue.
Read article →McKinsey charges $500k/yr for strategy decks. Kerr University charges $1,500/yr for weekly access to a Wharton CEO who actually executes. The math is not complicated.
Read article →Kerr University offers 1-on-1 executive mentoring for $125/month with direct Wharton CEO access, while Preply charges $10-40/hr for tutors, Cambly focuses on casual conversation, MentorCruise starts at $200/mo for marketplace mentors, and Clarity.fm charges $1-5/min for one-off advisory calls. For CEOs, founders, and global executives who need ongoing strategic mentoring, business English mastery, and real accountability, Kerr University is the direct, premium alternative.