History certainly proved your concerns to be well grounded.
The volume is theoretically and methodologically well grounded and substantiated.
In addition, being well grounded in the scientific literature also helps focus attention on the really important environmental issues.
However, although threat avoidance theory is well grounded in experimental data, it does not take other significant dream research data into account.
Of course, what counts as a ' well grounded ' proposal may be a matter of debate.
That said, the book offers an extremely sophisticated comparative analysis, well grounded in data.
It seems well understood, however, as a life the existence or course of which is not well grounded in the fabric of reality.
It is well grounded in theory and rests on an extensive, though sometimes tenuous, reading of the empirical evidence.