The Mom Test seems to be one of the most commonly recommended books on the subject. I've not finished it, but the advice is practical and clear, so I've appreci

The Mom Test seems to be one of the most commonly recommended books on the subject. I've not finished it, but the advice is practical and clear, so I've appreciated what I've read thus far. https://www.momtestbook.com/ https://www.momtestbook.com/