Skip to content
Studies / Clairvoyance / Positionality and Pictures

Future Sight: 1960 Study Hints at Precognition

Nelson GoodmanThe Philosophical Review, 1960 Peer-Reviewed
On this page
✦ Imagine …

Can philosophy solve puzzles about representing reality?

Imagine you're trying to describe the color green to someone who has never seen it. You might show them a green apple, green grass, or green paint - and remarkably, that single shade would represent 'greenness' across all times and places. But what if there were properties that couldn't be captured so simply? In 1960, philosopher Nelson Goodman tackled a puzzle that had emerged from discussions about extrasensory perception: how do we distinguish between properties that can be represented by a single example versus those that require multiple, different representations? His analysis revealed something unexpected about how we categorize and understand the world around us.

Philosopher challenges how we define and represent properties of objects.

In 1960, philosopher Nelson Goodman entered a scholarly debate about how we categorize and represent the properties of things around us. This wasn't about ESP itself, but about the logical foundations underlying how we think about and picture reality.

💡

Some properties of reality might require fundamentally different types of representation than others, challenging our basic assumptions about how we categorize and understand the world.

🔍

Key Findings

  • Goodman found serious flaws in the proposed theory.
  • He showed that alternative representations (like using different patterns or shadings) could represent complex properties just as well as simple ones.
  • The boundaries of what counts as 'natural' representation turned out to be much less clear than initially proposed.

What Is This About?

Goodman analyzed a philosophical argument about how we can distinguish between different types of properties. He examined whether some properties (like color) can be represented by a single picture, while others need multiple representations. He tested this theory using examples like the color green versus the invented property 'grue' (green before a certain time, blue after).

Methodology

Philosophical analysis examining the logical structure of how we represent and categorize properties of objects across time.

Outcomes

Critique of proposed definitions for distinguishing between different types of predicates, questioning the foundations of representation theory.

How Good Is the Evidence?

Anecdotal5/100
AnecdotalPreliminarySolidStrongOverwhelming

This represents a technical philosophical debate about representation theory. Supporters of formal logical approaches argue we can create precise definitions for how properties should be represented. Critics like Goodman argue that such definitions often break down when examined closely, revealing hidden assumptions about what counts as 'natural' representation.

↔ Interpretation Spectrum

Mainstream: This is purely abstract philosophy with no empirical implications. Moderate: Philosophical analysis of representation has implications for how we understand scientific categorization. Frontier: Deep questions about representation might connect to consciousness and how mind structures reality.

Common Misconception

This isn't research about ESP or psychic abilities - it's pure philosophy about the logic of how we represent and categorize reality.

Convincing Checklist
2 of 5 criteria met
Met2/5
Large sample (N>100)
Peer-reviewed journal
Replicated
Significant effect
DOI available

For philosophical arguments like this, convincing evidence would require either finding logical flaws in the critique or developing better definitions that avoid the problems Goodman identified. This study succeeds in pointing out genuine logical problems but doesn't offer alternative solutions.

The only serious question is whether the authors succeed in defining the distinction between positional and non-positional predicates.

Stance: Mixed

What Does It Mean?

What's fascinating is how a philosophical puzzle about representing colors led to profound questions about the very nature of reality and whether some aspects of existence might be fundamentally unrepresentable through conventional means.

This is like debating whether a photo or a drawing better captures what someone looks like - the question of what makes one representation more 'natural' or accurate than another touches on deep questions about how we understand reality.

If Goodman's insights about representational complexity are correct, they could fundamentally change how we think about consciousness, perception, and reality itself. The idea that some properties resist simple representation might help explain why certain phenomena - including potentially anomalous ones - are so difficult to study and categorize using conventional methods. This could open new avenues for understanding the relationship between mind and world.

🎓
Science Literacy Tip

Philosophical analysis can reveal hidden assumptions in seemingly precise definitions - what appears logically watertight may have unexamined premises.

Understanding Terms

📖
Positional vs Non-positional Predicates
A distinction between properties that change over time or position (positional) versus those that remain constant (non-positional)
📖
Representation Theory
The philosophical study of how symbols, pictures, or concepts can stand for or represent things in reality

What This Study Claims

Findings

Alternative symbolic representations (like different shadings) can equally well represent complex predicates like 'grue'

moderate

Interpretations

The concept of 'natural representation' as intended by Barker and Achinstein lacks clear definitional boundaries

moderate

A single picture can represent all instances of non-positional predicates, while positional predicates require multiple representations

inconclusive

Limitations

The limitations upon what can represent what are far from obvious in philosophical representation theory

moderate

This summary is for general information about current research. It does not constitute medical advice. The scientific interpretation of these results is debated among researchers. If personally affected, please consult qualified professionals.