The phrase "and therefore engaged" is correct and usable in written English.
It can be used to indicate that a conclusion or action has been taken as a result of a previous statement or situation.
Example: "The team faced numerous challenges, and therefore engaged in a series of strategic meetings to address them."
Alternatives: "and thus involved" or "and consequently participated".
The anti-wind campaigners say that because the compliance report has not been formally signed off, the wind farm is "illegal" and therefore engaged in a "fraud" and improperly receiving renewable energy certificates under the federal subsidy scheme.
Residues towards the cytoplasmic side of the core are primarily polar or charged and, therefore, engaged in strong electrostatic or charge dipole interactions.
Education level had a relation with the type of job, for example, low educated patients were more likely to work as manual workers and, therefore, engaged in heavy lifting jobs and experienced fatigues [ 27].
Presumably the nurses knew less about, and therefore engaged less in, practices corresponding to these dimensions because these activities were further removed from clinical practice or were more complex.
The second reference (to the corresponding authors work also not in the references) also seems like a poor comparison as the Get3 structures in that paper are supposedly bound to substrate and, therefore, engaged.
It seeks to extend print audiences and therefore engage more people in the reading of journalistic content (though I accept that many more are doing so online anyway).
The basic intuition is that agents who invoke no subjective considerations are doomed to "overfit" the data and therefore engage in ineffective learning.
Mr. Krugman paints supporters of Barack Obama with too broad a brush when he alleges that they "want their hero or nobody," and therefore engage in venomous attacks on Mr. Obama's rival for the Democratic presidential nomination, Hillary Rodham Clinton.
Because Pounce had access to GSU's student data, it could tailor messages to each student's individual needs, so that she would perceive the program's messages as relevant and therefore engage with them.
They have to scrounge for food and therefore engage in some activity, but they are not fully employed," says Sarah Elder from the ILO.
Students who overestimate peer involvement in academic misconduct may believe cheating to be the norm and therefore engage in this behaviour themselves (Conway et al. 2006).
