The system in full

Human Design: The System, the Five Types and Your Own Chart

Human Design is a synthetic system assembled in 1987 by Ra Uru Hu, who combined the I Ching, Western astrology, the Kabbalistic Tree of Life and the chakra model into one chart. It is not ancient knowledge and it has no scientific backing. What it does have is a precise vocabulary for self observation: type, strategy and authority give you words for how your energy actually behaves and how your decisions actually go well or badly.

A modern map of how you spend energy and make decisions

Written byMilena Chernomorets

Assembled in 1987Nine centres and sixty four gatesFree chart with no emailBuild my Human Design chart All 64 gates

How a chart is built

Four moves turn a birth moment into a bodygraph.

Nothing mystical happens between your birth certificate and the diagram. Here is the whole procedure, in the order a calculator performs it.

Date, time and place of birth

The chart starts from three inputs: the calendar date, the clock time and the geographic location. Time and place are needed because the system converts your birth moment into planetary positions, and those shift with both the hour and the longitude. A rounded time gives a rounded chart, which usually still lands the type and often misses finer detail.

Two columns: personality and design

Every chart is calculated twice. The black column, called personality, uses the exact moment of birth and describes what you are aware of in yourself. The red column, called design, uses a moment roughly eighty eight days earlier, measured as eighty eight degrees of solar arc, and describes the part that runs without your awareness, closer to body and inheritance than to self image.

Gates and centres

Each planetary position falls into one of sixty four gates, borrowed from the hexagrams of the I Ching. When two gates at either end of a channel are both activated, the channel connects and the two centres it links become defined. There are nine centres. Defined ones work consistently and are yours; open ones take in what is around you and amplify it.

Type, strategy and authority

Which centres are defined, and how they connect to the throat, determines the type. The type carries a strategy, which is the recommended way to start things, and the pattern of defined centres determines the inner authority, which is the recommended way to decide. Everything else in the chart is detail on top of those two practical instructions.

Nine centres

What the diagram actually shows.

Nine shapes, thirty six channels between them and sixty four numbered gates around their edges. When both gates of a channel are activated the channel closes and the two centres it joins become defined.

HeadPressure to think and to find questions worth answering

AjnaHow you hold an opinion and make sense of what you know

ThroatSpeech and action, the place everything else comes out through

IdentityIdentity, direction and who you love

WillWillpower, worth and the promises you can keep

SacralLife force and the energy to work, build and keep going

SpleenInstinct, health and the quiet warning that speaks once

Solar plexusEmotional wave, moods and the time a decision needs

RootAdrenal pressure, stress and the drive that starts things

The five types

Type is the first line of a chart and the one you can test.

Type comes from which centres are defined and how they reach the throat. Each carries a strategy for starting things, a signature that says it is going well and a theme that says it is not.

about 9 percent of people

Manifestor

A Manifestor is built to initiate. You do not need a response or an invitation to start something, you need to tell the people your move will touch before you make it. That single sentence is the difference between momentum and a wall of resistance.

Strategy · to informSignature · peaceNot self theme · anger

In daily life this looks like bursts. Energy arrives, you act, and then you are flat for a while, which is normal and not a failure of discipline. You are not built for steady eight hour output, so a job that demands it will grind you down. Informing is the whole practice: a sentence before you start, said to whoever your move affects, spares you the argument afterwards. Anger is the signal that you skipped it, or that someone tried to take hold of your timing. Rest is part of the design, not a reward you have to earn first.

about 37 percent of people

Generator

A Generator has a defined sacral centre, the one motor in the body that recharges overnight when it has been spent on the right work. Your strategy is to respond: wait for something real to show up, then check whether your gut leans towards it or goes flat.

Strategy · to respondSignature · satisfactionNot self theme · frustration

Responding sounds passive and it is not. Life keeps putting things in front of you: a message, a job posting, a friend who needs help, a door that opens. The work is to notice which of them your body leans into. When you choose by logic alone, you end up doing something correct and hollow, and by evening you are tired in the wrong way. When the sacral is genuinely in, you can work long hours and still sleep well, because the energy was spent rather than drained. Frustration is the flag that you said yes with your head.

about 33 percent of people

Manifesting Generator

A Manifesting Generator has the sacral motor of a Generator plus a direct line to action. You respond first, exactly as a Generator does, and then you inform the people your speed is about to affect. Both halves are needed, and skipping the second one is where the trouble starts.

Strategy · to respond, then informSignature · satisfactionNot self theme · frustration and anger

You are fast, and you skip steps other people consider mandatory. Often that is efficient and occasionally you have to go back for the one step that mattered. Several things at once is your natural load, not a discipline problem, so a single narrow role will bore you within months. The frustration shows up when you commit without a real response. The anger shows up when you move at full speed and leave everyone behind you uninformed. Tell them what you are doing as you start, and most of the friction around you quietly disappears.

about 20 percent of people

Projector

A Projector has no consistent motor of its own and is designed to see other people clearly and guide their energy. Your strategy is to wait for the invitation into the big things: work, partnership, a place where your reading of a situation is actually wanted.

Strategy · wait for the invitationSignature · successNot self theme · bitterness

You read people and systems almost instantly, and you keep handing that reading to people who never asked. Unasked advice bounces off, and after enough of it you conclude that nobody values you. That is the bitterness. Waiting for the invitation is not politeness, it is the filter that puts your insight where it lands. Energy is the other half: three or four good hours a day is a full working day for you, and the rest is study, rest and noticing. Recognition from the right people, not volume of effort, is what actually moves your life.

about 1 percent of people

Reflector

A Reflector has no defined centres at all, so everything is sampled from the people and places around you. Your strategy is to give a big decision a full lunar cycle, roughly twenty nine days, and watch how the question reads as the moon moves you through every flavour.

Strategy · wait a lunar cycleSignature · surpriseNot self theme · disappointment

You are not the same person in a different room, and that is the design working, not instability. Who you spend the week with changes how you feel, think and decide, so your first practical question is never what to do but where and with whom. A wrong flat or a wrong office will flatten you within a month. Given a good place and a small circle of people who are genuinely well, you become a precise mirror of the health of that group. Disappointment comes from deciding fast, inside an environment you have not chosen on purpose.

The seven authorities

Authority is how your body decides, once the head is out of it.

The pattern of defined centres picks one of these seven. It is the second practical instruction in the system and the one that changes daily life fastest.

Emotional authority

Emotional authority means there is no truth in the moment. Your solar plexus runs a wave, and the same decision looks bright at the top of it and grim at the bottom, so clarity comes from time rather than from a single reading.

Practically: never decide on the spot. Say you will come back with an answer, then check the same question at least twice, in different moods, ideally on different days. Look for the option that stays interesting whether you are up or down. Big things deserve a full wave. People who push you to answer right now are filtering themselves out.

Sacral authority

Sacral authority is an immediate body answer, available in the present moment. It arrives as a lift or a drop in the belly before any reasoning starts, and in the system it is described as a sound rather than a sentence.

Ask for yes or no questions, out loud if you can. Notice the first sound and the first movement in the belly, before the explanation arrives. A rising sound means energy is available; a flat or falling one means it is not, even if the offer is objectively good. Do not argue with the gut and do not wait on it either. Reasons can come afterwards.

Splenic authority

Splenic authority is the oldest survival instinct in the body and it speaks once, quietly, in the now. It does not repeat itself and it does not explain, which is why it is so easy to talk yourself out of it.

Catch the first impression: the flicker of unease when you walk into a flat, the small no when a name comes up, the quiet yes before you know why. It will not come back a second time. Your practice is to act on it immediately and to stop asking other people to confirm it. When you override the spleen you usually discover later that it was right.

Ego authority

Ego authority, also called heart or will authority, decides from want and from capacity to promise. The honest question is not whether something is good but whether you actually want it and have the will to carry it.

Say the decision out loud and listen to what your own voice does. I want this and I do not want this sound completely different when spoken. Watch for promises you make to look generous: those are the ones you break. Your energy comes in pushes followed by real rest, so commit only to what you would still want if nobody thanked you for it.

Self projected authority

Self projected authority runs from the identity centre through the throat, which means your truth becomes audible only when you speak it. You do not think your way to the answer, you hear yourself arrive at it.

Find two or three people who can listen without steering you, and talk the decision through with them. They are sounding boards, not advisers, and their opinion is beside the point. Listen to your own tone: enthusiasm, hesitation, the sentence you keep coming back to. A voice memo works when nobody is free. Silence and lists will keep you stuck for weeks.

Mental authority

Mental authority, also called environmental authority, belongs to charts with no inner definition to decide from. The answer is not inside you at all, it comes from talking in the right environment and from the environment itself being correct.

Talk the question through with several trusted people, in different places, and pay attention to where you sounded clear rather than to what anyone advised. Notice the room, the light, the noise, who was there. For you the question of where to live and where to work outranks almost every other decision, because the wrong environment distorts everything you think in it.

Lunar authority

Lunar authority belongs to Reflectors alone. Nothing inside is fixed, so the reliable reading is taken across a full lunar cycle of about twenty nine days, during which the same question shows you all of its faces.

Write the question down with the date and live with it for a month. Talk about it with different people and in different places, and keep short notes on what it looked like each week. At the end read the notes in one sitting. What you are looking for is the version that held steady through every mood, not the one that felt best on the brightest day.

The twelve profiles

Profile is how you learn and how people meet you.

Two lines from the two suns, personality over design. They describe the way you go about things rather than the energy you have to go about them with.

The sixty four gates

All 64 Human Design gates, each with its own page.

A gate is one of the numbered positions around the diagram, one for each hexagram of the I Ching. Twenty six of them are activated in a chart, and all sixty four are written out in full: the name, the centre it sits in, the channels it can close.

All 64 gates

Your own chart

Everything above is general until you put your own minute in.

Date, time and city give you type, strategy, authority, profile, the defined centres and all twenty six activations. Free, without an account and without an email address.

Build my Human Design chart

Questions

What people ask before they trust any of this.

Is Human Design real, is there any science behind it?

No. There is no evidence that birth time determines personality, and the neutrino physics the system invokes does not support its claims. Treat it the way you would treat a well made personality framework: the value is in the questions it makes you ask about your own energy and decisions, not in the cosmology. If it helps you notice that you say yes too fast, that is a real result from an unscientific map.

Do I need the exact time of birth?

For the type, usually not: a window of an hour or two normally lands on the same type. For profile, authority and individual gates, yes, because those can change within minutes. If you have no time at all, use noon and treat the profile and the finer lines as unverified. A birth certificate or hospital record is the most reliable source.

How is it different from astrology?

It uses the same planetary positions as input but answers a different question. Astrology mostly describes character, timing and themes. Human Design converts the positions into a body map of energy centres and hands you two instructions: how to start things and how to decide. It is narrower and more behavioural, and it says almost nothing about what will happen to you.

What matters more, type or profile?

Type, by a wide margin, and with it the strategy and the authority. Those three are the practical layer you can test in a week. Profile explains how you learn and how you meet people, which is interesting and rarely decisive. If you only ever read one part of your chart, read the type and try the strategy for a month.

Can you change your type?

No. Within the system the chart is fixed at birth and never moves. If two calculators give you different types, one of them has the wrong birth time or the wrong time zone, so check the minute and the location first. What does change is how you live the type: the same Projector can be exhausted and bitter at thirty and rested and recognised at forty.

Why is the calculation free here?

Because it is arithmetic. The chart is planetary positions run through a fixed table, and once the code exists each new chart costs nothing to produce. Sites that charge for the raw chart are charging for the interface. Paid readings are a different thing: there you are buying a person's time and interpretation, which may or may not be worth it.

Read here as a language of symbols. Medical, legal and financial questions belong with a professional.

One experiment

A month with the strategy beats a year of reading about it.

Take your type and your authority and use only those two on real choices for four weeks. Keep short notes. That will tell you more about whether the map is useful to you than any amount of further study.

Start with the chart

64: gates around the diagram, one for each hexagram of the I Ching
26: of them lit in a single chart, thirteen from each of the two suns
9: centres, and every one of them is either defined or open
36: channels, and a channel closes only when both of its ends are lit