What does the science actually say about teaching methods that work? In this episode, Nathaniel Hansford shares how you can become a more effective teacher by applying proven principles from education research. Learn how meta-analysis, spaced practice, retrieval techniques, and data-driven strategies can lead to better learning outcomes in your classroom.

Nathaniel also discusses why many PD sessions fall flat—and how we can do better. Whether you're just starting out or refining your craft, this episode is full of actionable insight for educators who want to teach smarter.

🔗 Show Blog Post:
https://www.coolcatteacher.com/e899

Sponsor:
This episode is sponsored by Solution Tree. For over 25 years, Solution Tree has provided research-based professional development that helps schools achieve real results. Learn more at https://www.solutiontree.com/10MinuteTeacher

On May 1, 2025, Sam Altman’s identity project, now called World (formerly Worldcoin), launched iris and face-scanning locations in six U.S. cities.

The goal? Prove you're human — and get a World ID in return. In this episode, Vicki Davis breaks down how the tech works, why it's free, and the serious ethical concerns for educators and parents alike. You'll learn the three major reasons this global ID push is happening: Stopping identity fraud and deepfakes Verifying age online to protect children Distinguishing humans from synthetic AI agents With connections to platforms like Match.com, Discord, and Reddit, and the backing of Visa, this story is about far more than tech — it’s about privacy, control, and the future of our students.

I've included lots of links and commentary at the show notes: https://www.coolcatteacher.com/e898

🔍 Highlights Include:

• What is “World” and how does it work?
• A free iris scan for ID and crypto — but what’s the cost to your privacy?
• Why human identity matters now: From AI phishing attacks to deepfakes, we’re at a turning point.
• Classroom connections: Ways teachers can discuss the ethics of biometric data and identity with students.
• Surprising partnerships: Why Match Group and Visa are testing this with dating apps and payment systems.
• Why I’m not doing it. Ethical and privacy concerns along with the concern of abuse of power if such a tool is controlled by one group.

🔗 Show page: www.coolcatteacher.com/e898

❤️ Found this helpful? • 🎧 Don’t miss an episode — subscribe and leave a review! • 💬 Tag an educator or parent who needs to hear this! • 📲 Available on Apple Podcasts, Spotify, or wherever you listen.