From a discussion of the Garza case recently argued before SCOTUS, I see this passage: http://www.scotusblog.com/2018/10/argument-preview-can-a-criminal-defense-lawyer-refuse-to-file-an-appeal-from-a-guilty-plea-because-of-an-appeal-waiver/ "In support of its underlying objective of promoting the broad enforceability of appeal waivers, the state strongly implies that this case is governed by a simple syllogism. Ineffective assistance of counsel presumes the existence of a right to counsel. The right to counsel has to be attached to some underlying procedural right, such as the right to trial or the right to appeal. Here, however, Garza waived his right to appeal. Thus, his attorney could not possibly have rendered ineffective assistance with respect to any appeal." I don't see the syllogism in that passage, though there is clearly a claim that a "simple syllogism" is involved. The syllogism that the author has in mind might be a modus ponens , thu...