Don't Neglect Your Future You

There is one person whose wants and needs you routinely ignore, opting instead to tend to your own immediate desires, and that person is future you. When it comes to making decisions that will have some effect on your long-term health or happiness — for example, whether or not to go to the gym today, in keeping with your New Year’s resolution — current you is always finding a new way to steal from future you. It’s time the two yous got better acquainted. This concept in itself may n...

 Perceptrons and Sigmoid Neurons

A way you can think about the perceptron is that it's a device that makes decisions by weighing up evidence. Let me give an example. It's not a very realistic example, but it's easy to understand, and we'll soon get to more realistic examples. Suppose the weekend is coming up, and you've heard that there's going to be a cheese festival in your city. You like cheese, and are trying to decide whether or not to go to the festival. You might make your decision by weighing up three factors: 1. Is...

 Attention is the Fundamental Literacy

Attention is the fundamental literacy. Every second I spend online, I make decisions about where to spend my attention. Should I devote any mindshare at all to this comment or that headline? — a question I need to answer each time an attractive link catches my eye. Simply becoming aware of the fact that life online requires this kind of decision-making was my first step in learning to tune a fundamental filter on what I allow into my head — a filter that is under my control only if I prac...