About half of all people have Emotional Authority — meaning no same-day decisions. The full authority breakdown by population, with the reasons why.
If you're asking what is the most common authority in human design, the short answer is emotional authority, closely followed by sacral authority. Together these two account for the large majority of people, while the remaining five authorities become progressively rarer. Here is the full rarity breakdown and what it actually means for how you live.
Human Design isn't a hierarchy where common authorities are "easier" and rare ones are "special." Every authority is simply a mechanical description of where truth lives in your particular body. That said, understanding rarity helps normalize your experience — if you have a less common authority, you're not broken or confused; you're just statistically less likely to meet people who process decisions the same way you do.
1. Emotional (Solar Plexus) Authority — The most common by a solid margin. Anyone with a defined solar plexus center has this authority regardless of their type, and the solar plexus is one of the most frequently defined centers across all charts. 2. Sacral Authority — The second most common, present in most Generators and Manifesting Generators, who together make up roughly two-thirds of the population. 3. Splenic Authority — Less common than sacral or emotional; requires a defined spleen with no defined solar plexus or sacral above it in the hierarchy. 4. Ego/Heart Authority — Fairly rare, requiring a defined heart center without emotional, sacral, or splenic definition sitting higher in the hierarchy. 5. Self-Projected Authority — Uncommon, found in a small percentage of Projectors whose only strong connection runs from the throat to the G-center. 6. Mental/Environmental Authority — Rare, appearing in a small subset of Projectors with no defined emotional, sacral, splenic, ego, or self-projected connection. 7. Lunar Authority — The rarest by far, unique to Reflectors, who themselves are the least common type, often cited as roughly one percent of the population or less.
The solar plexus center governs emotional wave and is one of the larger centers in the bodygraph, meaning it has more gates that can connect it to other centers. Statistically, this makes it more likely to end up defined across a wide range of chart configurations, which is a major reason emotional authority shows up so frequently across every type — Generators, Manifesting Generators, Projectors, and Manifestors alike.
Imagine meeting Wren, a Projector with self-projected authority — one of the rarer configurations on this list. Wren describes needing to talk things through with a trusted friend before anything feels clear, not because they're seeking external validation, but because hearing their own voice say the words out loud is literally how their body processes truth. Most people Wren talks to have emotional or sacral authority and default to assuming Wren is simply "thinking out loud" the way anyone might.
The difference matters: for Wren, this talking-out-loud process isn't a preference, it's the actual decision-making mechanism, and skipping it by deciding silently in their head tends to produce shaky, unreliable conclusions. Recognizing this lets Wren's friends give the specific kind of listening support that actually helps, rather than jumping in with opinions or advice that interrupts the process.
1. Generate an accurate chart using a precise birth time, date, and location. 2. Check whether your solar plexus is defined. If so, you have emotional authority regardless of anything else — the most common outcome. 3. If not, check your sacral. A defined sacral with an undefined solar plexus gives you sacral authority — the second most common outcome. 4. If neither is defined, work down the hierarchy through spleen, heart, and throat-to-G-center connections to find your specific, rarer authority. 5. If every center is undefined, you're a Reflector with the rarest authority of all: lunar.
| Authority | Relative Frequency | Who Has It | |---|---|---| | Emotional | Most common | Any type with a defined solar plexus | | Sacral | Second most common | Generators, Manifesting Generators | | Splenic | Uncommon | Types with a defined spleen only | | Ego/Heart | Rare | Specific Manifestor/Projector configurations | | Self-Projected | Rare | A subset of Projectors | | Mental/Environmental | Very rare | A smaller subset of Projectors | | Lunar | Rarest | Reflectors only |
It's worth dwelling on this because it surprises a lot of people: commonness and ease are unrelated. Emotional authority requires patience through a genuine wave that can take days, resisting the urge to answer at an emotional high or low point, and tolerating the discomfort of not having an answer "right now." Many people with emotional authority spend years pushing against this requirement before they accept it, precisely because the culture around fast decision-making doesn't reward waiting.
Rather than assuming based on statistics, the only accurate way to know your authority is to look at your actual chart, since it depends on the specific combination of defined and undefined centers you were born with. Two people with the same type can easily have different authorities depending on whether their solar plexus is defined.
"These rarity rankings sound like they're just guesses." They're based on the structural mechanics of the bodygraph — how many gates and channels feed into each center — rather than being arbitrary. The solar plexus and sacral are genuinely larger, better-connected centers, which is a structural reason (not just anecdotal impression) that they get defined more often.
"Does rarity affect how 'evolved' or 'advanced' someone is?" No. Rarity is a statistical fact about chart configurations, not a marker of spiritual development or capability. A common sacral response is exactly as legitimate and reliable as a rare lunar cycle — each is simply correct for the person who has it.
Imagine two coworkers, Leo (emotional authority) and Priya (sacral authority) — both common authorities — sitting next to Dev (self-projected authority), a rarer configuration. When a group decision comes up about which vendor to hire, Priya answers almost instantly with a gut yes or no. Leo says he needs a day or two before he can commit to an answer, since his clarity depends on riding out his emotional wave. Dev, meanwhile, asks to talk it through out loud in the meeting, and by the end of explaining his reasoning to the group, he suddenly hears his own certainty land on one option.
None of these three processes is "better." The team simply gets better results when they build in enough time for Leo's wave and space for Dev to talk it out, rather than expecting everyone to answer as instantly as Priya does. This is one of the most practical uses of understanding authority rarity: it helps teams and families build decision-making timelines that actually fit the people involved.
Whatever authority you land on, the goal is the same: identify it accurately, learn the specific conditions it needs (time, sound, a listener, a full cycle), and give it those conditions consistently rather than forcing a faster or more familiar process onto it. Rarity only matters insofar as it affects how much readily-available language and community support exists for your specific process — the mechanism itself works exactly as reliably no matter how common or uncommon it is.
Is emotional authority really the majority, or does it just seem that way online? It genuinely is the most common authority mechanically, because the solar plexus center is large and easily defined across many different chart combinations. This isn't just a perception from online communities — it holds up structurally in how the bodygraph is built.
Does having a common authority mean it's easier to live with? Not necessarily. Emotional authority, despite being common, is often described as one of the more challenging to master because it requires patience through a full emotional wave rather than an instant answer, which goes against most people's instinct to decide quickly.
If Reflectors are rare, does that mean lunar authority is the "hardest" to use? It's more accurate to say it's the least practiced simply due to how few Reflectors exist. The process itself — sampling a decision against roughly a lunar cycle — is entirely workable; it just requires more patience than most environments are set up to support.
Why don't Manifestors ever have sacral authority? Manifestors are defined by not having a defined sacral center connected to their motor centers in the way Generators do; if the sacral were defined and driving their design, they would be classified as a Generator or Manifesting Generator instead. So by definition, Manifestors land on emotional, ego, or occasionally self-projected authority.
Can two siblings have completely different authorities? Yes, easily. Authority depends on the specific combination of defined centers in an individual chart, which is shaped by exact birth timing, not by family or genetics in the way physical traits are. Siblings often have entirely different types and authorities from one another.
Curious where your own authority falls on this list? [Generate your free Human Design chart](/chart) and browse the full breakdown of [authorities](/authorities), the [types](/types) that pair with each one, and the [centers](/centers) that determine your unique configuration.
Reading about the mechanics is one thing — seeing them mapped onto your own bodygraph is what makes it click. Your free Human Design chart shows your type, strategy, authority, profile, defined centers, channels and gates in under a minute.
Get your free Human Design chart · Explore the HD Flow Academy