If you somehow manage to know people who trade or own bitcoin, ask them what is blockchain? They won't probably know in most of the cases.
Distributed ledger is not the answer, you know!Therefore instead of just reading on the internet, listening may explain it better. And that's where podcasts come into the picture. There are a few podcasts at the current stage, but all of them are not worth listening. I came across
Altcoin Sidekick and they are really hosting quality podcasts. You can listen their weekly podcast froms here: