Blockchain is one of the hottest topics in legal technology, but it can also seem daunting if you don't have a background in computer science. The core concepts are not as difficult to understand as they might seem, and the possible uses blockchains could be put to are fascinating, so it's worth taking a few minutes to learn about it. Here are some resources to get started:
This video does a good job of explaining the problem blockchains are intended to solve.
This video does an excellent job of explaining how blockchains work, with very little technical language.