On May 30, 2016, Sex and Psychology asked how many people have ever had a consensually non-monogamous relationship. The rate, the sample, and the way the question was asked stay on that page. This article does not supply a number, and it does not let a lifetime "yes" stand in for what someone is doing now or for how skilled they are. Consensual non-monogamy means the people involved agreed that sex, romance, or both could include more than one person. "Has ever" means that, at some point, such a relationship happened. It does not mean it is happening this month. It does not mean the person can negotiate a play party.
Keep the lifetime question in its box
- The May 30, 2016 column is about people who have ever had this kind of relationship, and the figure stays there.
- "Has ever" is not "has one now," and neither phrase means the person wants one with you.
- A past agreement is not a skill badge for events, jealousy, or safer sex.
- Do not round, memorize, or upgrade the figure into "everyone is non-monogamous."
- A different Sex and Psychology column asks a different commonness question. Do not paste the answers together.
What "has ever" actually marks
Lifetime questions are wide on purpose. They count a relationship that lasted years and a relationship that lasted a season, as long as both met the study's definition. They can count something that ended badly and something that is still cherished. When a column reports how many people have ever had a consensually non-monogamous relationship, it is reporting a wide net. You do not get to tighten the net in conversation until it means "these people are non-monogamous," because that is a different statement. The wide net includes people who tried an agreement once and closed it.
That width is useful against a myth. The myth says consensual non-monogamy is so rare that anyone who wants it is a scandal, or so universal that a closed agreement is a costume. A lifetime question, read on its own page, sits between those myths without settling your household. Rarity and popularity are both bad reasons to skip a direct ask. Whether the group is smaller or larger than you guessed, the person you are dating still has to say what they want.
"Has ever" is not "does now"
Current practice is a narrower fact. Someone can have had a consensually non-monogamous relationship in college and be strictly monogamous in a marriage now. Someone can be non-monogamous on paper and not dating anyone else this year. Someone can be between relationships and still describe their orientation toward agreements as non-monogamous. None of those situations is answered by a lifetime count. If you need to know what is true tonight, ask about tonight. "Have you ever had an open relationship?" is a history question. "Are you free to kiss me under the agreement you have now?" is a consent question. They are not substitutes.
Couples make this mistake at the door of a hotel weekend. One partner remembers that they "tried non-monogamy before," and treats the memory as a current pass. The other partner remembers the experiment as closed. A lifetime fact cannot referee that dispute. Only a present-tense agreement can. Write it in plain language before you travel. Include whether flirting is allowed, whether play is allowed, and what you will tell each other the next day. If you cannot write it, you do not have it, no matter what a 2016 column implies about the size of the population.
A past relationship is not a skill
Skill is a third category, separate from history and from current status. Having once been in a consensually non-monogamous relationship does not mean a person can handle jealousy, tell the truth under stress, keep a safer-sex promise, or hear no without punishment. It does not mean they understand house rules at a dungeon. Experience can help. It can also teach bad habits: secrecy, scorekeeping, or the belief that a label replaces a conversation. Treat experience as a story you still have to evaluate, not as a credential.
At events, skill looks ordinary. The person can say what they want and what they refuse. They can name their current agreements without making you drag it out of them. They can stop when a limit appears. They do not need you to be impressed that non-monogamy is "common." Commonness is not competence. If you are new, you are allowed to be new. If you are experienced, you are still required to ask. BDSM consent practices do not grade you on your relationship history. They ask what you are agreeing to now.
Do not promote a lifetime figure into a room
A national or survey figure, whatever it is on the May 30, 2016 page, describes the people who were asked under that study's rules. The room you are standing in is a guest list. Guest lists are shaped by ticket price, city, theme, disability access, racism, age limits, and who felt safe enough to come. A lifetime prevalence number cannot tell you what share of the room is non-monogamous. It cannot tell you that the person in latex wants to date you. Using a study to skip introductions is how people get careless.
The reverse mistake is shrinking. Someone hears that a lifetime experience is not the same as a current identity and concludes that consensual non-monogamy is a fringe rumor they can ignore. That conclusion is not in the column unless the column says it, and you should not invent it. The practical stance is modest. Some people have had these relationships. Some have them now. You will not know which group a guest belongs to until they tell you. While you wait, follow the code of conduct.
Keep the 2016 question away from other questions
Sex and Psychology has published more than one piece on how widespread consensual non-monogamy is. A May 7, 2015 column asks how common it is, which is not automatically the same ask as "have you ever had this relationship." An interest column is a third topic. Readers who want a single percentage often weld these pages into one fact. Do not. If you are talking about lifetime experience, use the May 30, 2016 page only. If you are talking about another wording, open that other page and leave this figure behind. Merging questions is how a careful result becomes a talking point nobody can check.
When you cite, cite the question in the same breath as the date. "A May 30, 2016 Sex and Psychology column looks at how many people have ever had a consensually non-monogamous relationship, and the figure is on that page." Then stop. If your listener wants the number, they can read it in context. If you speak the number from memory, you will eventually attach it to the wrong verb: ever, now, or want. Those verbs change the meaning more than a small change in the digits would.
What to ask instead of quoting a rate
Replace the statistic with questions a partner can actually answer. Are we monogamous. If not, what is allowed with other people. Who has to know before something happens. What sexual health steps are required. Can either of us pause the experiment. What happens at a play party versus on a regular Tuesday. These questions do not depend on how large the lifetime group is. They depend on the people who would be hurt if you guessed.
If you are single and you want a non-monogamous relationship, look for people who want one, rather than people who can be shown a prevalence figure. How to find a non-monogamous partner is about that search. A person who tried non-monogamy years ago and does not want it again is a complete answer. Thank them and move on. Prevalence does not make their no provisional.
If you are trying to understand jealousy, time, or myths, use pages built for those problems. Polyamory and jealousy and polyamory myths will not give you the 2016 rate, and they should not. They keep the practical work separate from the head count. A head count cannot comfort a partner who is scared, and it cannot convict a partner who is cautious.
Events still require a present-tense yes
House rules sit on top of relationship history. A party can be open to couples, singles, or both. A yes at the membership desk is not a yes to sex. Consent at an orgy or play party is worth reading before you treat a crowded room as a group agreement. Your lifetime relationship status is irrelevant to whether a particular guest wants your hands on them. Ask. Accept the answer. Do not explain that non-monogamy is common enough that they should relax.
Staff are not researchers and they are not your memory. Do not ask a volunteer what percentage of members are non-monogamous, and do not offer them a figure you will not source. If you host, you can say the community includes many agreement styles and that no style excuses a broken limit. That sentence does not require a citation. It requires you to back it up when someone is pushy.
Use the column once, then speak plainly
If a past relationship is part of your story, tell it as history with an ending, not as a credential. You can say you had a consensually non-monogamous agreement years ago and that it is closed. You can say you have one now and describe the parts a new person needs to know. You can say you are monogamous and that the lifetime question is irrelevant to your weekend. Plain status beats a borrowed rate every time, because the person listening can act on status and can only nod at a rate.
Read the May 30, 2016 column when you want the lifetime question answered with a figure. Leave the figure there. Remember the distinction this page is for: having ever had a consensually non-monogamous relationship is not the same as being in one now, and neither fact is a skill. If you need a decision, ask the people who would have to live with it. If you only needed a sense of scale, you already know where the scale is printed. Do not carry the number into a negotiation. Negotiations fail when someone is busy being statistically right and forgets to be specifically honest.