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Hugh E. Williams

Advisor, Tech Exec, Charity Co-Founder

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Latest posts

November Update on CS in Schools

(This is a cross-post from our CS in Schools website.) CS in Schools is closer to reality. We’re excited about the next two months, which are focused on the final steps in launching our programme in schools for term one. We remain focused on two priorities for 2019: Helping teachers become confident and competent in [ ]

CS in Schools: September Update

CS in Schools is a not-for-profit initiative at RMIT University that’s focused on helping high school teachers develop their confidence and competence in teaching computer science. September was our third month out of stealth mode. Since our last update, we’ve formally joined forces with RMIT and advertised for teachers to join our programme. Please share [ ]

Computing in Schools: August update

We are a charity that s focused on helping high school teachers develop their confidence and competence in teaching computer science. It s our second month out of stealth mode, and it s been a good one for us. We re exploring becoming part of RMIT University, and SEEK and REA became supporters of our programme. We have committed [ ]

Computing in Schools

This is the first update on our plans to improve computing education in Australian high schools. We look forward to sharing an update every month. Summary We are focused on building and delivering a new computing subject for high schools, and helping teachers become successful at independently and confidently teaching the subject. The programme costs [ ]

Guillain–Barré syndrome

I suffered from Guillain–Barré Syndrome (GBS) in 2009. I am now perfectly healthy, and I m on a mission to raise money for the GBS/CIDP Foundation. I m going to do what GBS stopped me doing for a while: running! I m going to run 52 races this year. Please join me in helping others who suffer from these [ ]

It’s a Marathon, not a Sprint…

What makes a career successful over the long term? How do you sustain (or even increase) your professional impact, while also deriving meaning and enjoyment from your life? This was the question I set about answering in my talk at StretchCon last week. To see my answers, you can watch the presentation. You can also [ ]

A Whirlwind Tour of a Search Engine

Thanks to Krishna Gade and Michael Lopp, I had an opportunity to speak at Pinterest s new DiscoverPinterest tech talk series. I spoke for around 45 minutes, taking the audience on a tour of the world of (mostly) web search skating across the top of everything from ranking, to infrastructure, to inverted indexing, to query alterations, and [ ]

Measuring Search Relevance

How do you know when you’ve improved the relevance of a search engine? There are many ways to understand this, for example running A/B tests on your website or doing qualitative studies in a lab environment with a few customers. This blog post focuses on using large numbers of human judges to assess search performance. Relevance Judgment The [ ]

Fireside chat at the DataEdge Conference

The video of my recent conversation with Michael Chui from McKinsey as part of the UC Berkeley DataEdge conference is now online. Here it is: The discussion is around 30 minutes. I tell a few stories, and most of them are mostly true. We talk about my career in data, search, changing jobs, inventing infinite scroll, eBay, Microsoft, Pivotal, [ ]

Armchair Guide to Data Compression

Data compression is used to represent information in less space than its original representation. This post explains the basics of lossless compression, and hopefully helps you think about what happens when you next compress data. Similarly to my post on hash tables, it s aimed at software folks who ve forgotten about compression, or folks just interested [ ]