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Articles by Dale Chappell

Pennsylvania Supreme Court: No Probable Cause to Search Cellphones Merely Possessed in Proximity to Drugs and Guns

This case of first impression came ...

Third Circuit: No Categorical Ban on Reliability of Recantations as New Evidence

Sixth Circuit: Savings Clause Available for Retroactive Case of Statutory Interpretation Decided While § 2255 Motion on Appeal

First Step Act Relief Shows Modest Results

As expected, the largest group ...

EFF Compiles Data on Surveillance Operations on Citizens Across the Nation

by Dale Chappell

The Electronic Frontier Foundation (“EFF”) released a new report in November 2020 on the variety of ways that law enforcement agencies spy on the general public. Called Real-Time Crime Centers (“RTCC”), police and other agencies can monitor all sorts of data collected from surveillance of citizens.

While ...

STRmix, a Mixed DNA Separating Technique, Proves its Worth in Criminal Cases

by Dale Chappell

Since being introduced in 2012, a technique for separating mixed DNA evidence called STRmix has been used in at least 220,000 cases worldwide.

STRmix is sophisticated forensic software that resolves DNA samples mixed with multiple donors. It allows users to set the number of contributors to the ...

Study Finds Combination of Experts and Algorithms are Better at Recognizing Faces

by Dale Chappell

I have to admit, I would be the worst witness in court, because it seems I can’t recall a face I’ve seen even a hundred times. However, there are some people who can see a face just once and recognize it even in grainy security-camera footage. These ...

Philadelphia Joins Other Cities in Banning Police Use of Non-Lethal Force Against Protestors

by Dale Chappell

Just days after the shooting death of Walter Wallace Jr. by Philadelphia Police officers, the city council voted 14-3 to ban the use of “less lethal” munitions by police against demonstrators exercising their First Amendment right to protest.

The ban doesn’t outright forbid use of non-lethal weapons ...

Federal Habeas Corpus: Time Limits for Filing

by Dale Chappell

In my first column in this series on federal habeas corpus for state and federal prisoners, we’ll go over time limits for filing in federal court and how those time limits are calculated. The following information is adapted from my book WinningCites: Section 2255, A Handbook for ...

Fourth and Fifth Circuits Reopen Decades-Old Cases for Habeas Relief Due to Brady Violations

The Fifth Circuit Case

The ...

 

 

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