Marcus du Sautoy’s full essay: How Mathematicians Are Storytellers and Numbers Are the Characters

*Cultivating Skepticism: Convince Yourself, Convince a Friend, Convince a Skeptic*

*New York Times’s*puzzle/article about confirmation bias- Veritasium‘s short film about confirmation bias:

- Wendy Petti’s Convince Me

*What Counts as Proof?*

- You can find many of Harel and Sowder’s papers at Harel’s publications link
- The Math Forum‘s Ask Dr. Math on inductive vs. deductive reasoning
- Plus Magazine has a nice introduction to optical illusions that might help you push students past “it looks like…” as a justification
- Stylianides’s excellent article Breaking the Equation ‘Empirical Argument = Proof’ at NRICH
- Dan Meyer‘s discussion of the relationship between doubt and proof

*Knocking on Proof’s Door: Justifications with Younger Students*

- Even and Odd Numbers: A Journey into the Algebraic Thinking Practice of Justification A two-part series on justification at the
*Teaching Children Mathematics blog*(no membership needed). Part 1, Part 2 - Kristin Gray’s students work with claims about area and perimeter

*Math as a Verb*

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*Proof and Equity*

- To get your feet wet with Danny Bernard Martin‘s work, you can start browsing these publications.