Which chemical neurotransmitter is released in the human brain when
Chapter 1

The science of celebration

Chapter 2

Design secrets for tiny screens

Chapter 3

Bringing cards to life with motion

Chapter 4

Writing words that stick

YOUR GOAL

Master of The secret art of the perfect digital birthday card

Ch 1 · The science of celebration
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nyklesmith

nyklesmith Brain researchers study the psychological effects of receiving personalized messages.

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nyklesmith

nyklesmith The Science of Celebration

We're singing out together, and our hearts beat in time!

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Making communication easier builds community; personal attention deepens the bond.

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nyklesmith The origin of the modern birthday card

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nyklesmith
Global birthday traditions

nyklesmith Incorporating traditional symbols like South Korean seaweed soup and Chinese long noodles adds deep cultural meaning to digital

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The psychology of personalization

nyklesmith Pastel balloons and star confetti float around a frosted cake with one candle

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nyklesmith
Fun Fact

First card: The world's first commercial greeting card sold in 1843 for one shilling, which is worth about ten dollars today.

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nyklesmith
Glossary
oxytocin (noun)
A hormone and neurotransmitter that plays a crucial role in social bonding, trust, and empathy. In January 2025, researchers noted that personalized birthday messages trigger this chemical to reinforce social bonds.

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nyklesmith
Gossip

Which birthday card style do you prefer?

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nyklesmith
Quiz

What soup do people traditionally eat on their birthday in South Korea to honor mothers and promote good health?

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nyklesmith

nyklesmith Birthday food traditions from different cultures around the world

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Quiz

Which chemical neurotransmitter is released in the human brain when receiving a personalized birthday card?

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nyklesmith

nyklesmith The history of digital greeting cards

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nyklesmith
Quiz

In what year was the famous 'Happy Birthday to You' song first published as sheet music?

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Quiz

Which ancient civilization is widely credited by historians with originating the celebration of birthdays?

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nyklesmith
Quiz

Which website, founded in 1996, pioneered the early digital e-card industry?

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nyklesmith
Quiz

Why did ancient Greeks put glowing candles on birthday cakes?

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nyklesmith
Quiz

Who commissioned the first commercial greeting card in London in 1843, paving the way for modern birthday cards?

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Quiz

Which country celebrates a child's first birthday with a 'doljanchi' ceremony to predict their future?

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