Hal Hershfield's Your Future Self and the Cautiousness Facet (C6)

Hal Hershfield is a UCLA psychologist whose research found something strange in the brain: when we imagine our future selves, the activity looks less like thinking about us and more like thinking about a stranger. Your Future Self builds a whole decision framework on that gap, and he names the stakes in a UCLA interview about the book: "When you're making big decisions that are going to have impacts and consequences later on, you are thinking about that push and pull between your present and future selves." The habit of weighing those later consequences before you act is, in the Big Five, one facet.

Weighing tomorrow before you act is the Cautiousness facet

That facet is Cautiousness (C6), under Conscientiousness, the tendency to think through consequences and deliberate before committing rather than acting on the impulse of the moment. Hershfield's whole problem is a low-C6 failure mode multiplied across a population: we discount the stranger who will inherit our choices, so we spend, skip, and postpone in ways today that tomorrow pays for. A high scorer naturally keeps the future self in the room, feeling the later cost while the present temptation is still fresh. A lower scorer lives closer to the immediate, and the person who wakes up in the consequences barely feels real when the decision is being made.

The fix Hershfield offers is not more willpower but more connection, since you protect a future self you can actually picture and care about. Making tomorrow's version of you vivid and familiar closes the gap that lets you treat them like a stranger you owe nothing, which is why his experiments with age-progressed photos changed how people saved. For a lower-C6 reader the usable move is to give the decision a face, to ask what the specific person you will be next year needs from this exact choice. The future self always arrives. Hershfield's point is that you can decide now whether they arrive to a gift or a bill.

Read your C6 to know how present your future self already is when you choose. If it runs high, the book gives research backing to a deliberation you run by default, the reflex to feel the consequences before you act. If it runs low, it is genuinely useful, because it reframes impulsive choices not as character flaws but as a failure of imagination you can repair by making the future self real. The stranger in the mirror is you in a few years. The whole book is an argument for treating them like someone you know.

Read the book: Your Future Self: How to Make Tomorrow Better Today by Hal Hershfield.

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