Joshua Michael Corbin v. State of Iowa
CourtCourt of Appeals of Iowa
Date FiledJuly 22, 2026
Docket25-0605
StatusPublished
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Full Opinion
IN THE COURT OF APPEALS OF IOWA
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No. 25-0605
Filed July 22, 2026
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Joshua Michael Corwin,
Applicant–Appellant,
v.
State of Iowa,
Respondent–Appellee.
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Appeal from the Iowa District Court for Muscatine County,
The Honorable Joel W. Barrows, Judge.
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AFFIRMED
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Pamela Wingert of Wingert Law Office, Spirit Lake, attorney for appellant.
Brenna Bird, Attorney General, and Sheryl Soich, Assistant Attorney
General, attorneys for appellee.
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Considered without oral argument
by Tabor, C.J., and Chicchelly and Sandy, JJ.
Opinion by Chicchelly, J.
1
CHICCHELLY, Judge.
Joshua Michael Corwin appeals the denial of his application for
postconviction relief (PCR) after a jury convicted him of first-degree sexual
abuse, willful injury, and second-degree theft. He contends he was denied
his right to effective trial counsel. Because Corwin did not show his trial
counsel breached any essential duties in representing him, we affirm.
BACKGROUND FACTS AND PROCEEDINGS
The State charged Corwin with first-degree sexual abuse, willful
injury, and second-degree theft in 2013. After his first trial ended with a
mistrial, Corwin was retried and a jury found him guilty on all three counts.
The court sentenced Corwin to life in prison without the possibility of parole
on the sexual-abuse conviction, ten years in prison on the willful-injury
conviction, and five years in prison on the theft conviction.
Corwin complained about his trial counsel’s representation
throughout the proceedings and appealed his convictions, alleging that he
was denied his constitutional right to effective assistance of counsel. This
court affirmed Corwin’s convictions after finding sufficient evidence
supported them. State v. Corwin, No. 14-1707, 2015 WL 9450673, at *5 (Iowa
Ct. App. Dec. 23, 2015). Because the record was inadequate to resolve
Corwin’s claims of ineffective assistance, we preserved them for a PCR
proceeding. Id.
In 2016, Corwin applied for PCR. By the time the PCR hearing was
held in April 2025, Corwin alleged nine claims of ineffective assistance of
counsel. The court denied the application after finding that Corwin did not
prove counsel was ineffective. Corwin appeals.
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SCOPE AND STANDARD OF REVIEW
We review denials of PCR for correction of errors at law. See Sothman
v. State, 967 N.W.2d 512, 522 (Iowa 2021). We review constitutional claims,
like claim of ineffective assistance of counsel, de novo. See id. Although we
are not bound by the PCR court’s determination, we give weight to its
findings concerning witness credibility. Id.
DISCUSSION
Corwin contends the PCR court erred by denying his PCR application
because his trial counsel was ineffective. He claims that his trial counsel was
ineffective by (1) failing to call witnesses, (2) losing or destroying evidence,
(3) failing to disqualify the trial judge, and (4) failing to withdraw based on a
breakdown of the attorney-client relationship. He also contends that he was
prejudiced by the cumulative effect of these errors.
The district court denied Corwin’s PCR application because it found
that Corwin did not show counsel failed to perform an essential duty or a
reasonable probability that the outcome of the proceeding would have been
differently had counsel performed competently. State v. Majors, 940 N.W.2d
372, 391 (Iowa 2020). We agree. Corwin’s complaints about not calling
witnesses for his defense fall under the category of reasonable trial strategy
that we will not second guess. See Smith v. State, 7 N.W.3d 723, 733 (Iowa
2024). His claim about missing evidence is not substantiated by the record,
and there is no reasonable likelihood it would have changed the result of trial
if it had been presented. Likewise, we find no merit to Corwin’s claims that
the trial judge was biased or prejudiced against him during the proceedings
or that counsel should have sought to withdraw his representation.
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Corwin has not shown that counsel breached any duties in any of the
ways alleged on appeal. Because the evidence does not show counsel
breached a duty, we cannot find prejudice based on the cumulative impact of
these nonbreaches. Id. We therefore affirm the denial of his PCR application.
AFFIRMED.
Tabor, C.J., concurs; Sandy, J., specially concurs.
4
SANDY, Judge (specially concurs).
I concur in the judgment affirming the denial of Corwin’s application
for postconviction relief. I write separately because I would affirm on a
narrower ground.
The majority holds that Corwin failed to show his trial counsel
breached any essential duty and that there can be no prejudice from a series
of non-breaches. See Smith v. State, 7 N.W.3d 723, 733 (Iowa 2024). I do not
join that reasoning. To resolve each of Corwin’s nine claims at the breach
prong, the majority must characterize counsel’s decisions as reasonable trial
strategy on a record developed over a decade after the second 2014 trial. The
time lapse between trial and postconviction hearing were so great that trial
counsel was deceased by the time the 2025 postconviction hearing occurred.
Thus, trial counsel had no opportunity to testify to the reasons for the choices
Corwin now challenges. I would not decide, for instance, that the failure to
call Barbara Sywassink to establish Corwin’s tenancy, or the failure to secure
the cell phone evidence his mother turned over, reflected considered strategy
rather than oversight. On this record we cannot say. And we need not say.
A claim of ineffective assistance fails if the applicant does not establish
either prong, and a court may dispose of the claim on the prejudice prong
alone without deciding whether counsel breached a duty. Strickland v.
Washington, 466 U.S. 668, 697 (1984); Ledezma v. State, 626 N.W.2d 134, 142
(Iowa 2001). That is the surer ground here. Prejudice requires “a reasonable
probability that, but for counsel’s unprofessional errors, the result of the
proceeding would have been different”—“a probability sufficient to
undermine confidence in the outcome.” Strickland, 466 U.S. at 694.
5
Corwin does not meet that standard, and I would assume without
deciding that counsel erred in each respect alleged. The uncalled witnesses
went to the complainant’s credibility and to whether Corwin had a right to
be at the residence; they did not bear on the physical evidence of injury
underlying the sexual-abuse and willful-injury convictions. The cell phone
messages, taken at their strongest, showed contact and affection before the
incident, but consent was contested on the night of the events at issue, not
on the state of the relationship in the preceding days. The judicial-bias and
breakdown-of-relationship claims, whatever their merit at the breach prong,
identify no ruling or excluded evidence that a differently situated trial court
or substitute counsel would probably have changed. And because no single
alleged error carries a reasonable probability of a different verdict, their
cumulative effect does not either. See State v. Clay, 824 N.W.2d 488, 501
(Iowa 2012).
Resolving the appeal on prejudice avoids passing judgment on the
competence of counsel who was never provided the opportunity to explain
himself, and it disposes of every claim on a ground the record supports. I
would affirm on that basis, and I concur in the judgment.
I add one observation. This application was filed in 2016 but not tried
until 2025. A nine-year interval between the filing of a postconviction-relief
application and its hearing serves neither the applicant nor the State, and it
does little for the reliability of the fact-finding on which claims like these must
be resolved.
6