How to make a smarter Human
- Kaashvi Johari
- May 2, 2024
- 2 min read
Updated: May 3, 2024

“Because intelligence is such a strong genetic trait, rapidly advancing genetics research could result in the ability to create a class of super-intelligent humans one-thousand times higher in IQ than today’s most brilliant thinkers”. - Hsu
Smartness comes from our genes. Just like how our genes decide our height, they also decide how clever we are. Scientist Hsu thinks there might be around 10,000 different genes linked to cleverness. If we could change all these genes to their smart versions, even just a little bit, we could make people who are incredibly smart. They could be way smarter than anyone we know today. Scientists are studying different ways to make people smarter.
One of them is gene profiling and editing.At a fertility clinic, a couple might have about 10
healthy embryos. Doctors examine them to see if any carry genes for diseases like cystic
fibrosis, sickle-cell anemia, or Huntington’s disease. If they find an embryo with these genes,
they discard it and use one of the unaffected embryos instead. Likewise, doctors could analyze
the embryos for genes related to intelligence. They could study the DNA of each embryo and
select the one with the most intelligence-related genes before placing it into the mother's womb. Furthermore there is potential in the future to edit these genes using tools such as CRISPR.
Another alternative is Embryo profiling , which combines the small influences of many genetic
traits to create a "polygenic score".This score helps scientists estimate an embryos chances of having specific traits, such as heart issues or academic success, which is often linked with intelligence. Researchers claim they have made significant progress in predicting academic success. Whether these predictions are beneficial for humans is a topic of heated debate among scientists. However, a similar technique, although not with embryos but with the parents of cows, is already utilized to breed cows with higher milk production.
Market pressures are pushing some things ahead while leaving others behind, like fun playtime
for kids. Expensive after-school programs and summer classes are taking over, pressuring
wealthy parents to give their kids every possible advantage.
For those who can pay, things like in vitro fertilization and embryo profiling, which can cost over
$20,000, become another way to get ahead. This makes it even harder for families to find a
good balance and widens the gap between rich and poor.
Limiting genetic embryo selection is one way to balance shaping our children with accepting
them as they are and bridging the gap between rich and poor. Regulation offers a middle
ground between banning everything and letting markets do as they please, setting clear rules
for what is acceptable with embryos.
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