Which groundbreaking invention in brand identity, discovered in the 1950s, scientifically demonstrated that specific shapes could trigger subconscious emotional responses, leading to the development of 'sensory branding'?

Some inventions and discoveries in the world of branding have changed how consumers interact with products forever. The evolution of brand identity has been marked by groundbreaking innovations that transformed simple company marks into powerful psychological connections with consumers. This trivia question explores a pivotal moment in brand identity development that revolutionized how companies communicate their values visually.

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The Gestalt Perception Framework by Max Wertheimer
The Neuroaesthetic Response Matrix by Louis Cheskin
The Chromatic Emotional Scale by Josef Albers
The Symbolic Transfer Protocol by Raymond Loewy