Dimension.Know how it works.
In-depth handbooks on building AI systems and software that hold up in production, with news from the Academy.
Upskilling
When to Stop a Course and Start Building
Courses are a means to an end. Once you can explain the core ideas and need practice, more lectures often slow you down.
Cybersecurity
Model Supply Chains: Trusting Weights You Did Not Train
A downloaded model file is an input that can carry risk. Where it came from, how it is verified and what loads it all matter.
Careers
Building a Professional Network Without Feeling Like a Salesperson
Useful contacts come from showing work and asking good questions over time, not from collecting names.
AI Models
Models That Read Images, Audio and Video: Where the Errors Hide
A model that reads a chart or a recording can be confidently wrong in ways text does not reveal. Know the usual failure points.
Upskilling
What a Certification Proves and What It Does Not
A certificate shows you passed a defined test on a given day. It does not show how you handle an unfamiliar problem at work.
Cybersecurity
Data Poisoning in Plain Language
If someone can influence what a model learns or retrieves, they can shape its answers. The defense starts with knowing where data comes from.
Careers
Negotiating an Offer for a Role You Are Still Growing Into
The aim is a role with room to learn and a clear path to the next level, which can matter as much as the headline figure.
AI Models
Embeddings Explained: Meaning as Distance
An embedding turns text into a list of numbers so that similar meanings sit close together. Search, grouping and retrieval are built on that idea.
Upskilling
Learning With an AI Tutor Without Outsourcing Your Thinking
An assistant can explain a concept on demand. The learning happens when you attempt the problem first and use the explanation to check yourself.
Cybersecurity
Least Privilege for AI Agents
An agent should hold only the permissions its task needs, for as short a time as possible. Many agent incidents trace back to permissions that were too broad.
Careers
Leaving a Role Well: Handover, Records and Reputation
The way you leave is remembered longer than most of the work. A clear handover protects the team and your standing.
AI Models
Reasoning Models: More Thinking Time, Different Trade-offs
Some models spend extra steps working through a problem before they answer. That helps on some tasks and costs time and money on all of them.
