Criticisms IFS therapist Alexander Hsieh pointed out that the method of self-discovery can take extensive time and effort, which can be multiplied when dealing with multiple family members .  Therapist Sharon A. Deacon and Jonathan C. Davis said that working with one's parts "can be emotional and anxiety-provoking for clients", and that IFS may not work well with delusional, paranoid, or schizophrenic clients who may not be grounded in reality and therefore misuse the idea of "parts".
Criticisms Finally, one can foresee that IFS has limitations when it comes to incorporating systems with multiple members involved because of the increased burden in managing exponentially more individual parts. </ref> Therapist Sharon A. Deacon and Jonathan C. Davis said that working with one's parts "can be emotional and anxiety-provoking for clients", and that IFS may not work well with delusional, paranoid, or schizophrenic clients who may not be grounded in reality and therefore misuse the idea of "parts".
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IFS therapist Alexander Hsieh pointed out that the method of self-discovery can take extensive time and effort, which can be multiplied when dealing with multiple family members .
Finally, one can foresee that IFS has limitations when it comes to incorporating systems with multiple members involved because of the increased burden in managing exponentially more individual parts.
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