Premise: The trend is called brachycephalization, and it has been happening mainly in rural Poland between the Carpathian Mountains and the Black Sea--which, for some arcane reason, is one of the few places on Earth where humans are still evolving.

Hypothesis: There are no humans in the world that are continuing to evolve.
Answer: no

Premise: It becomes an obstacle only when authors seek publication through outlets whose customers generally ask for brief details.

Hypothesis: It can be an obstacle if the outlets that the authors seek publication through have customers ask for small amounts of details.
Answer: yes

Premise: For the most part, DOD programs try to achieve the same leap in performance but in just one step, contributing to development times that can take over 15 years to deliver a new capability to the military user.

Hypothesis: DOD programs attempt to maximize performance in a single leap but this leads to development times of over 15 years.
Answer: yes

Premise: Besides, added Mrs. Vandemeyer, "he is extremely rich.

Hypothesis: He is poor and has no good qualities to make up for his poverty.
Answer: no