// Book comparison

Influence vs Think Again

Which should you read? A side-by-side comparison of Influence by Robert Cialdini and Think Again by Adam Grant.

At a glance

Influence Think Again
Rating ★ 4.9/5 ★ 4.9/5
Pages 320 320
Reading time ~8.0 h ~8.0 h
Published 1984 2021
Author Robert Cialdini Adam Grant
Category Personal Effectiveness Leadership
Publisher William Morrow Viking

Choose Influence if…

  • You're interested in personal effectiveness.
  • You want the higher-rated book (4.9/5).
  • You prefer a shorter read (~8.0 hours).

Choose Think Again if…

  • You're interested in leadership.
  • You want the more recent perspective (2021).

Key takeaways — Influence

  • Apply the Reciprocity Principle by providing value to your stakeholders first, creating a psychological obligation that significantly increases your future persuasive power.
  • Leverage Social Proof by highlighting the endorsements of your existing customers and industry leaders to reduce perceived risk for new strategic partners.
  • Utilize Commitment and Consistency by asking for small, initial agreements that lead your stakeholders to stay aligned with your larger organizational goals over time.
Read full Influence summary →

Key takeaways — Think Again

  • Adopt a Scientist Mindset by treating your business strategies as hypotheses that require constant testing and validation against new market data and feedback.
  • Cultivate Confident Humility, acknowledging the limits of your knowledge to remain open to better ideas and more accurate strategic insights from your workforce.
  • Foster a Rethinking Culture within your team by rewarding the 'courage to be wrong' and encouraging the regular questioning of established organizational best practices.
Read full Think Again summary →

The verdict

If you want the higher-rated, shorter read, start with Influence. If you specifically need leadership, Think Again is the better fit. Both summaries are free — no signup required.

❓ FAQ

Is Influence or Think Again better? +

Influence has the higher reader rating (4.9/5 vs 4.9/5), but "better" depends on your goal. Influence focuses on personal effectiveness, while Think Again focuses on leadership. See the verdict below.

Which is shorter, Influence or Think Again? +

Influence is shorter (320 pages, ~8.0 hours) compared to Think Again (320 pages, ~8.0 hours).

Should I read Influence or Think Again first? +

If you want the quicker, higher-rated read, start with Influence. Otherwise read whichever matches your current goal — both summaries are free on BookHubs.