David Stephens

Personal portfolio and knowledge management platform.

Portfolio Management
Track investments and analyze performance
Knowledge Library
146 books and highlights
Quotes Collection
73 curated quotes
Featured Quote

"The Pygmalion effect, or Rosenthal effect, is the phenomenon whereby others' expectations of a target person affect the target person's performance. The effect is named after the Greek myth of Pygmal…"

Robert Rosenthal
Featured Highlight

"Blockchain developer Gavin Wood makes this point describing the Ethereum blockchain as a platform for processing. “There is only one Ethereum computer in the world,” he said. “It’s also multiuser—any…"

Blockchain Revolution: How the Technology Behind Bitcoin Is Changing Money, Business, and the World by
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