"I have worked with this person before and I want them on the team now" - true for a handful of people that were in my team, over the span of 20 years. "I was

"I have worked with this person before and I want them on the team now" - true for a handful of people that were in my team, over the span of 20 years. "I was in the same company as this person at the same time, we either talked about work stuff or I heard good things by other people I trust" - true for many more, but does that really help?