ChatGPT vs. Claude vs. Gemini: How to Choose an AI Assistant
ChatGPT vs Claude vs Gemini compared on 5 things that matter: writing, files, Google and Microsoft apps, privacy settings and countries.
AI for Personal Productivity
Practical ways to use AI assistants for writing, research, planning and everyday work.
Getting started with AI assistants
AI Assistants for Beginners: What They Can and Can't Do for You
AI assistants for beginners: in a 758-consultant experiment, AI help improved work on 18 tasks but cut correct answers on another. What they do well and badly.
Prompting for non-technical people
How to Write a Good Prompt: A Guide for Non-Technical People
How to write a good prompt in 5 steps: what OpenAI, Anthropic, Google and Microsoft agree on, and what tests found about wording, tips and expert personas.
Privacy, over-reliance and healthy use
AI Chatbots for Emotional Support: Benefits, Risks, and When to See a Therapist
AI for emotional support: 48 trials found modest gains from chatbots built for mental health, but everyday chatbots are barely tested. When to get help.
Is AI Making Us Think Less? What Research Says About Cognitive Offloading
AI and critical thinking: what a 319-worker survey, a school math trial and an MIT preprint found about cognitive offloading, and 4 habits to keep thinking.
Accuracy, hallucinations and fact-checking
AI Hallucinations Explained: Why Chatbots Make Things Up
AI hallucinations explained: why chatbots guess instead of saying they don't know, what tests from 2023 to 2026 found, and 4 signs an answer may be made up.
AI for email and writing
How to Use AI to Write Emails: Prompts for Requests, Updates, and Follow-Ups
AI for writing emails: 3 copy-ready prompts for requests, updates and follow-ups, what a large trial found it saves, and what to keep out of the chat.