Dealing with legacy projects and codebases? Mirza Šišić wrote a solid article explaining how to approach testing in such situations.
What changed in testing over the past five years? Maaret Pyhäjärvi shares an amazing overview of the predictions that materialised and the trends that are likely to stay here for the next few years.
Here's a great read by Antoine Craske about what it takes to transform organisations to have a proper quality culture. I'd especially recommend it to the leads and managers.
New to testing but unsure about what to focus on? Well, you're not alone. Someone asked for advice on Reddit and got some top-notch responses.