It looks like you already knew your smart friends from your dumb friends, so that test wasn't exactly necessary was it? Don't make them take IQ tests. Honestly

It looks like you already knew your smart friends from your dumb friends, so that test wasn't exactly necessary was it? Don't make them take IQ tests. Honestly, it doesn't reflect well on an employer, especially a small startup. You can usually tell of someone's value and experience by the work they've done, their personality just by talking to them, and their pertinent knowledge just by asking them relevant questions.