Attached: The New Science of Adult Attachment and How It Can Help You Find – and Keep – Love by Dr. Amir Levine (co‑written with Rachel Heller) is a clear, approachable guide to using attachment theory to understand—and improve—your romantic relationships. Drawing from decades of psychological research, the authors explain how childhood experiences shape three primary adult attachment styles: secure, anxious, and avoidant . By helping readers identify their own and their partner’s attachment style, the book demystifies why we act the way we do in relationships and reveals how different pairings—especially the anxious‑avoidant combination—can lead to repeating negative cycles . Packed with real‑life examples and practical exercises, it guides you toward more secure communication, healthier emotional boundaries, and stronger interpersonal connections—proving that no matter your style, understanding it and adapting can transform your love life .