astronauts
public affairs specialists tell the public what is going on in the space program
The space shuttle generally has a commander, a pilot, mission specialists, and payload specialists.
Astronauts are often referred to as "space travelers" or "space explorers." In a more specific context, those who travel to the International Space Station (ISS) may be called "mission specialists" or "flight engineers," depending on their roles. In some countries, such as Russia, they are referred to as "cosmonauts," while in China, they are called "taikonauts."
Obstetrecian
They are called specialists.
yes, they are called paleontologists
informal presidential advisory group that is made up of close friends and specialists called the
Cartographers.
guild
This is called a Crime Laboratory Analyst.
The doctor who treats the diseases of the eye is called as ophthalmologist. Now you have glaucoma specialists, cataract specialists, retina specialists and squints specialists amongst the eye specialists.
That would be a neurosurgeon. They specialize in brain and spinal surgery.