---
id: harry-hollingworth
title: Harry Hollingworth
type: expert
version: 1.0.0
updated: 2026-11-06
---

# Harry Hollingworth

## What This Is
Pioneering applied psychologist, 1927 APA President, and chair of psychology at Barnard College analyzing cognitive architecture (redintegration), personnel selection, research integrity, and high-stress performance.

## What It Covers
- pure cognitive architecture
- thought mechanisms
- industrial-organizational psychology
- personnel selection
- research ethics and experimental design
- clinical trauma and functional neuroses
- developmental cognitive curves

## Example Queries
- How does Hollingworth's theory of redintegration explain how modern software interfaces and micro-cues involuntarily reconstruct user mental models and trust?
- Why did Hollingworth's experimental studies in Vocational Psychology prove that subjective impressions and unstructured evaluations are unreliable compared to objective tests?
- What does Hollingworth's landmark 1911–1912 Coca-Cola caffeine research teach enterprise organizations about maintaining scientific independence and double-blind controls when industry funds science?
- How can organizations apply Hollingworth's clinical findings on functional neuroses and redintegrative triggers to diagnose operational burnout and acute stress reactions in high-pressure teams?

## How to Connect
- REST API: `POST https://api.fodda.ai/v1/graphs/harry-hollingworth/search`
- MCP: `https://mcp.fodda.ai/mcp` (use graph ID `harry-hollingworth`)
- Preview: `GET https://api.fodda.ai/v1/graph-slice?graph_id=harry-hollingworth`
- Auth: API key via `X-API-Key` header. Free tier: 100 calls/month.

## Who Built This
Curated by Public Domain Canon / Fodda Editorial.

## Learn More
- [Graph detail page](https://www.fodda.ai/graphs/harry-hollingworth)
- [Full catalog](https://www.fodda.ai/graphs)
- [API documentation](https://www.fodda.ai/api)