Rule 23(a)(4) requires adequate representation. Challenges address conflicts between the representative and class members, the representative's lack of knowledge or involvement, and counsel's experience or conduct.
Intra-class conflicts are the strongest ground.
Alternative Names:
Adequacy Objection|Rule 23(a)(4) Challenge
Why it Matters?
Intra-class conflicts are the strongest ground, since a representative whose interests diverge from a subset of the class, such as differing exposure periods or product versions producing different damages, cannot adequately represent all members and subclassing may be required. Representative knowledge challenges rarely succeed alone, since courts require only minimal familiarity with the claim rather than command of the litigation.
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Frequently asked questions
What is the strongest ground?
Do knowledge challenges succeed?





