Nowadays, we also can change our environment. Some West African populations cut clearings in the rain forest to cultivate yams; as a result of more standing water, more malaria-carrying mosquitoes bread; malaria, in turn, increased the frequency of the gene for sickle cell anemia in the population, because this gene offers protection against malaria. So cutting down trees resulted in more people having sickle cell anemia. When we modify our environment, these modifications can bounce back to influence our biology and psychology. [The Aesthetic Brain: How We Evolved to Desire Beauty and Enjoy Art (2013), Anjan Chatterjee]
The building blocks required to achieve success in a business domain and differentiate the company from its competitors: Core domains : The interesting problems. These are the in-house activities the company is performing differently from its competitors and from which it gains its competitive advantage. Generic domains : The solved problems. These are the things all companies are doing in the same way. There is no room or need for innovation here; rather than creating in-house implementations, it’s more cost-effective to adopt \ buy existing solutions. Supporting domains: The problems with obvious solutions. These are the activities the company likely has to implement in-house or outsourced, but that do not provide any competitive advantage. Domain experts are subject matter experts who know all the intricacies of the business that we are going to model and implement in code. In other words, domain experts are knowledge authorities in the software’s business domain. T
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