The big idea: When a scientist reports a result, we like to think their own hopes, politics and feelings played no part — that the data 'just says what it says'.
A view from nowhere: That's the dream of science as a view from nowhere: impartial, neutral, nobody's opinion. But push on it — can any human really switch off who they are?
This topic starts with the ideal of value-free science and asks whether it can actually be reached.
Four values science is meant to embody
Impartiality
Judge a theory only by the evidence — never by who you'd like to win.
Neutrality
Science tells us what IS, not what we OUGHT to do about it.
Autonomy
Science sets its own questions and standards, free of outside pressure.
Accountability
Results are open to check by anyone — no hiding behind authority.
Impartial · Neutral · Autonomous · Accountable
Hold onto this: Don't mix two things up: whether these values are a good ideal, and whether science actually reaches them. Almost everyone likes the ideal. Whether real science lives up to it is exactly the debate.
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Look closely at how science actually gets done, and values seem to slip in at every stage.
Checkpoint — where values enter: In one line: values shape which questions get asked and when the evidence counts as enough — not usually the raw data. Hold that — the next thinker sorts the good kind of value from the risky kind.
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The key move is to notice that not all values are the same — and one philosopher drew the line clearly.
Longino: constitutive values: Helen Longino split the values in science into two kinds. Constitutive values are the ones that make a theory good science: does it fit the evidence, can it be tested, does it explain a lot?
Longino: contextual values
Contextual values are the ones a scientist carries in from their society — their politics, funding, hopes. Longino argued you can't fully scrub the contextual ones out.
Objectivity is a community
Instead, open criticism from many different scientists is what keeps them in check. Objectivity isn't one lonely mind being perfectly neutral — it's a whole community arguing in the open.
Go further — higher-level insight: Notice Longino flips the usual worry. If values are unavoidable, the fix isn't to pretend they're gone — it's to make science DIVERSE, so scientists with different values catch each other's blind spots. On this view, a science done only by people who all think alike would be LESS objective, not more. That's a top-band point.
Checkpoint — Longino: In one line: constitutive values make good science; contextual values sneak in from society — and open, diverse criticism is what keeps objectivity honest.