We've reported before on the new and dangerous phenomenon known as co-parenting.
Recently, The Guardian ran a lengthy piece exploring the trend in deep detail. The article's opening is as accurate as is ominous:
The definition of family has changed in recent years, now co-parenting is rewriting it completely. These mothers and fathers have relationships based on legal agreements and counselling rather than dates, romance and sex. But they all have one thing in common: the desire to have a child.
Read the entire article here, but be warned that it can be unsettling to consider.