// Book comparison

Influence vs The Big Short

Which should you read? A side-by-side comparison of Influence by Robert Cialdini and The Big Short by Michael Lewis.

At a glance

Influence The Big Short
Rating ★ 4.9/5 ★ 4.9/5
Pages 320 288
Reading time ~8.0 h ~7.2 h
Published 1984 2010
Author Robert Cialdini Michael Lewis
Category Personal Effectiveness Finance & Investment
Publisher William Morrow W. W. Norton & Company

Choose Influence if…

  • You're interested in personal effectiveness.
  • You want the higher-rated book (4.9/5).

Choose The Big Short if…

  • You're interested in finance & investment.
  • You prefer a shorter read (~7.2 hours).
  • You want the more recent perspective (2010).

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 — The Big Short

  • Prioritize First-Hand Data Investigation, ensuring your organization’s biggest strategic bets are based on the reality of the 'Underlying Assets' rather than on the opinions of rating agencies or experts.
  • Cultivate Contrarian Bravery, recognizing that the most significant strategic opportunities often require you to stand alone and bet against the 'Collective Blindness' of the market.
  • Understand The Danger of Complexity as Obfuscation, recognizing that when a financial product or business model is too complex to be easily explained, it often hides systemic fragility and loss.
Read full The Big Short summary →

The verdict

If you want the higher-rated, more acclaimed read, start with Influence. If you specifically need finance & investment, The Big Short is the better fit. Both summaries are free — no signup required.

❓ FAQ

Is Influence or The Big Short 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 The Big Short focuses on finance & investment. See the verdict below.

Which is shorter, Influence or The Big Short? +

The Big Short is shorter (288 pages, ~7.2 hours) compared to Influence (320 pages, ~8.0 hours).

Should I read Influence or The Big Short 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.