Gary’s Blog

For much of the history of computers in schools, the “timeliness” of repairs was ill-defined and repair deadlines were not critical. When computers were only one or two per classroom and they were only marginally used in the curriculum, a computer being inoperable for a few days or even weeks posed little disruption to students’ Read More

Data can become evidence only if it is reliable. Reliability is based on the degree to which the same observations can be made under similar circumstances but at different times, and also one the degree to which different measures of the same effect agree. Theory allows managers and leaders to make predictions about what they Read More

As educational professionals, we have unusual access to computer systems and data. We are likely to be users of many computing devices. At work, you have classroom computers, computer rooms, library computers, and mobile devices that you and those around you use. These are the devices that are most tightly secured. There are sophisticated firewalls, Read More

Perhaps the most impressive capacities of computers are those related to information manipulation and analysis. Computers can remember with precision and longevity, and computers can follow algorithms at billions of steps per second. The keyboard strokes that become digital displays that humans recognize as words and sentences are actually a series of digital signals. Those Read More

I heard through the grapevine—one comprising trusted individuals—that a former student was interviewing for a job as an IT professional. My name came up in their conversations as members of the interview team know me and knew the candidate had been my student. The message I got through the grapevine is that my former student Read More

Education is fundamentally an endeavor grounded in guesses. Well, that may be hyperbole, but our curriculum is a guess at what our students may need to know for their future. We really can’t know what they are going to do, how things are going to change, or what we missed that we should have taught. Read More