Complex sentence: The halo effect of self-esteem spreads into any attributes associated with the self, including the name and its letters; already in 1926 did Syz discover that a person's own name is special compared to others, eliciting a physical responses measurable on the skin.
Split into simpler sentences: The halo effect of self-esteem spreads to any attributes associated with the self, including the name and its letters. As early as 1926 Syz discovered that a person's own name is special compared to others, eliciting physical responses measurable on the skin.