That is a good place to start.
In general, those with an education have a higher IQ.
In general, teachers have a higher IQ.
In general, the higher level that a teacher teaches at, the higher IQ.
In general, people with higher IQs make more money.
In general, more money means more investing.
In general, more investing means more practice.
In general, more practice equals more skill.
In general, more skill investing equals more return on the investment (heck even the average, or the average of the S&P 500 is GREAT)
In general, teachers are a good source of information, better than average
In general, teachers are easy to access
Interesting the higher your IQ, the more likely that you invest in stocks.
https://www.cbsnews.com/news/a-sign-...ing-in-stocks/
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https://www.gwern.net/docs/iq/2002-hauser.pdf
Figure 12. Wisconsin Men's Henmon-Nelson IQ Distributions for 1992-94 Occupation Groups with 30 Cases or More
1. Janitors and sextons
2. Precision machine operatives
3. Machine operatives, misc and ns
4. Operatives, other
5. Truck drivers
6. Metalworking crafts
7. Carpenters
8. Freight and materials handlers
9. Transportation equip. oper. (except truck)
10. Checkers and inspectors
11. Craftsmen, construction (exc. carpenters)
12. Assembler
13. Crafts, other
14. Plumbers
15. Mechanics, heavy equip.
16. Farm laborers (paid)
17. Mechanics, auto
18. Mechanics, other
19. Foremen
20. Electricians and related occs
21. Clerical, supervisory
22. Protective service workers (exc. police)
23. Service workers (exc. prot. and cleaning)
24. Clerical, other
25. Farmers, owners and managers
26. Policemen and detectives
27. Sales, other
28. Draftsmen and surveyors
29. Service managers
30. Managers, nec - salaried
31. Buyers and purchasing agents
32. Sales representative, manufacturing
33. Clerical, accounts-related
34. Engineering-related occs
35. Sales, services (not FIRE)
36. Kindergarten/elementary teachers
37. Education occs, other
38. Sales managers
39. Administrative occs
40. Managers, nec - self-employed
41. Public administration managers
42. Creative occs
43. Social workers and clergy
44. Accounting occs
45. High school teachers
46. Finance, insurance, real estate occs
47. Sales, FIRE
48. Miscellaneous engineers
49. Computer occs
50. Materials and design engineers
51. Natural science - physical, life, and math
52. Social scientists
53. Legal occs
54. Electrical engineers
55. College professors
56. Medical occs - MD or equiv.
The results of 36/56, 37/56, 45/56, and 55/56 are not too shabby. Two-thirds up the occupation ladder at the minimum ranking of the teaching professions is not-bad.
Now if only I can find a study on investment rates of return based on occupation/profession and/or IQ.