Something You Should Know

The Biology of Love & Simple Questions That Can Save You Money -SYSK Choice

Mar 21, 2026
Meet Matt Schulz, a practical personal finance pro who teaches how simple questions can cut fees and save money, and Dr. Liat Yakir, a geneticist who explains how hormones and evolution shape attraction and bonding. They discuss the biology behind different kinds of love, stages of romantic attachment, and concrete tactics for negotiating bills, waivers, and better rates.
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INSIGHT

Love Needs Time Not Just First Impressions

  • There's attraction at first sight but not true love at first sight; oxytocin-driven bonding develops over time through conversation and shared emotional disclosure.
  • Yakir warns that dismissing a person after one date can miss relationships that need time to build oxytocin.
INSIGHT

Scarcity Increases Desire Because Of Conquest Drives

  • Playing hard to get taps evolutionary drives: scarcity triggers conquest motives fueled by testosterone, increasing desirability.
  • Yakir recommends limited availability (not rudeness) to avoid appearing needy or desperate in dating and relationships.
INSIGHT

A Gene Makes Some People Seek More Novelty

  • About 20% of people carry a dopamine-receptor gene variant linked to novelty-seeking and higher infidelity risk, creating a biological tension with monogamy.
  • Yakir frames desire decay as neural tolerance to repeated stimuli (same kiss/touch becomes less stimulating over time).
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