Researchers always go into finding what's common about who's successful. What about who's not successful? That seems to me a very important part of the equatio

Researchers always go into finding what's common about who's successful. What about who's not successful? That seems to me a very important part of the equation if you're to imply some sort of causation. https://en.wikipedia.org/wiki/Survivorship_bias https://en.wikipedia.org/wiki/Survivorship_bias Edit: Did HN changed the points to start with zero or are people downvoting really fast today?