Final answer:
Dent could be potentially liable under the concept of in loco parentis, which implies he has a parental duty of care towards the children at his rehabilitation center. The possibility of Pell prevailing in a lawsuit against Dent rests on whether Dent's inaction breaches a duty of care and directly relates to Pell's injuries.
Step-by-step explanation:
The potential liability of Dent in this scenario is likely determined by the concept of in loco parentis, which suggests that individuals or institutions that assume the role of a parent hold the same duties and responsibilities as the biological parents would. Given that Dent's rehabilitation center is responsible for modifying behavior in a family-like environment and having been informed of Camden's absence, Dent can reasonably be expected to have a duty of care towards the children. However, without jurisdiction-specific precedents and details on the expected standard of care for such facilities, it is challenging to assert the outcome of a lawsuit with certainty. Furthermore, the question of duty and breach of that duty is crucial here, as Dent would have to have breached a duty of care owed to Pell, directly resulting in the injury.
If Dent's failure to act in seeking Camden's return meets the legal criteria of negligence in the applicable state, and this negligence is directly linked to Pell's injuries, there may be a strong case against Dent. The specific legal standards and practices in the state where the center is located will heavily influence whether Pell would prevail in an action against Dent.