### person | expert | specialist:

Arborist
* Some arborists use computer programs to calculate the forces and weights within a tree.
* also can help identify attacking organisms.
* are responsible for giving sound advice on tree care and performing tasks professionally
  - specialists in the care of trees
  - workers
* can provide diagnoses, insect control and treatment of various diseases.
* care for trees and lawn services do lawns.
* climb onto a tree s branches using ropes and hanging seats called climbing saddles.
* have a different contextual filter with which to parse the sensory stream of tree images
  - the skills and equipment to safely and efficiently remove trees
* learn more about trees all the time.
* look at many things when assessing trees.
* protect trees on construction sites and appraise the value of damaged or destroyed trees.
* specialize in trees and are usually trained and equipped to provide proper tree care.
* use feeding needles and compressed-air drills.

### person | expert | specialist:

Cardiologist
* Many Cardiologists prescribe a beta-blocker, to help lower the heart rate
  - cardiologists recommend aspirin to their patients to reduce platelet aggregation
* Most cardiologists fighting heart disease aim to take down the so-called bad cholesterol
  - seem to like to run an electrocardiogram and to have X-rays taken too, though
* Some cardiologists also perform heart catheritizations to treat blocked arteries
  - have little to no experience dealing with congenital heart defects
* also conduct stress tests and perform Cardiac Catheterization procedures
  - give care for abnormal heart rhythms and heart attacks
  - provide cardiac screening programs
* are different from cardiac surgeons who do cardiac surgery
* blame increasing rates of obesity, smoking, and cocaine use.
* call it a heart.
* can even listen to a patient's heart and lungs using an electronic stethoscope
  - investigate lipid disorders
  - watch the heart pumping
* claim that cross-country skiing is one of the best heart sports.
* diagnose and treat conditions affecting the heart and circulatory system
  - heart disease by non-surgical means
* evaluate, diagnose, treat and manage diseases of the heart and blood vessels.
* have extensive experience treating atherosclerosis in the coronary arteries.
* help treat people with cardiovascular disease.
* offer a full range of diagnostic and nonsurgical treatments for heart disease
  - different estimates, ranging anywhere from five to a hundred deaths a year
* perform the first biplane first-pass study of the heart in the world.
* quickly place patients on adrenalin or a similar drug that strengthens heart beat.
* rely on quickly removing blockages in arteries with clot busting agents.
* specialize in diseases of the heart and vascular system.
* treat diseases of the heart.
* treat heart attacks, heart failure, and abnormal heart rhythms
  - diseases with medication, diet, and exercise programs
* turn vein into artery in new operation.
* use the images from the camera to diagnose blockages and other problems.
+ Cardiology
  * Physicians in this field are called cardiologists. Cardiologists are different from cardiac surgeons who do cardiac surgery.

### person | expert | specialist | cardiologist:

Pediatric cardiologist
* Some pediatric cardiologists see and advise congenital heart patients into adulthood.
* diagnose and treat congenital and acquired cardiac diseases in children.

Computer support specialist
* advance to information technology positions
* continue education.
* have schedules.
* help problems.
* work for industries.