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Is ‘one-sided monogamy’ just cheating?

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Non-traditional relationship models have grown in popularity over the years, especially among progressive and left-leaning daters.

Non-traditional relationship models have grown in popularity over the years, especially among progressive and left-leaning daters.

PHOTO: MAR’A MAGDALENA ARRŽLLAGA/NYTIMES

GINA CHERELUS

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NEW YORK - Non-monogamous relationships can take many forms, including polyamory, open marriages, solo-poly, swinging, polycules.

These can be plenty contentious. In recent days, however, a different relationship formation has fuelled an online debate: One-sided, or one-way, monogamy.

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