Related by context. Frequent words. (Click for all words.) 68 theorizes 65 speculates 60 posits 59 surmises 59 theorized 58 hypothesized 55 hypothesize 52 explains 52 argues 51 postulated 50 asserts 50 theorize 49 surmised 49 suggests 49 posited 49 explained 47 postdoctoral fellow 47 LiveScience 47 contends 46 hypothesis 45 observes 45 noted 45 theorizing 44 imagines 44 coauthor 44 coauthors 43 postdoctoral researcher 42 alludes 42 writes 42 et al 42 speculated 41 elaborates 41 Professor 41 deduced 41 describes 41 infer 41 postulate 40 noting 40 evolutionary biologist 40 theory 40 opines 40 likens 40 Prof 40 Prof. 40 wrote 40 elucidated 39 muses 39 stresses 39 characterizes 39 concedes 38 thinks 38 elaborated 38 says 38 predicts 38 Intriguingly 38 PNAS 38 acknowledges 38 explores 38 speculate 38 hypotheses 38 eds 37 observed 37 plausible explanation 37 neurobiology 37 Lead researcher 37 neural 37 counterintuitive 37 deduce 37 cites 37 poorly understood 37 Dr. 36 researcher 36 explaining 36 implies 36 believes 36 Ms. 36 avers 36 posit 36 doctoral student 36 suggested 36 emphasizes 36 Researcher 36 mused 36 surmise 35 causal 35 discusses 35 co authored 35 sheds light 35 ascribes 35 coauthored 35 neurons 35 humans 35 correlations 35 argued 35 authors 35 opined 35 Dr 34 foresees 34 evolutionary 34 Assistant Professor 34 refers