Designing for consensus of internal people who do not use or buy the products just creates terrible products. If Product Managers are responsible and accountable for the outcomes of their products, they and their development team (including designers) need to have the authority to say what should be built. Stakeholders are responsible for informing the decisions the Product Managers make, but they should not be the ones making those decisions.
Understand your behavior. The average American spends four hours per day on their smartphone, but thinks they only spend half that amount. Download a simple tracking app to see what’s really going on for you. Moment (iOS) and QualityTime (Android) provide insight into metrics like total time spent on phone, number of device pickups, and which apps are taking up most of your time. Reflecting back these realities increases your metacognition, a key strategy recommended in The Distracted Mind to help people change their behavior.