What Shamu Taught Me About a Happy Marriage – The New York Times

In this popular essay from June 2006   Amy Sutherland, improves communication with her husband by using exotic-animal training techniques and he with her.

Source: What Shamu Taught Me About a Happy Marriage – The New York Times
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and

The book

https://www.penguinrandomhouse.com/books/175468/what-shamu-taught-me-about-life-love-and-marriage-by-amy-sutherland/