How Criminal Defense Lawyers Challenge Evidence

Philadelphia’s courts require prosecutors to meet a high burden of proof in criminal cases, making the quality and admissibility of evidence critical. Criminal defense lawyers challenge evidence by scrutinizing how it was obtained, questioning the credibility of witnesses, and analyzing whether the evidence aligns with legal standards. By exposing inconsistencies or procedural errors, they can weaken the prosecution’s case and, in some instances, have key pieces of evidence excluded entirely.

Partnering with a seasoned criminal defense lawyer in Philadelphia ensures that your rights are protected throughout the legal process. From pretrial motions to cross-examinations, an experienced attorney will work tirelessly to challenge any evidence that jeopardizes your case.

Here’s how criminal defense lawyers challenge evidence.

Exploring Different Types of Evidence

Various kinds of evidence call for different methods to be utilized successfully in investigations and legal proceedings. Items like weapons and clothing can be scrutinized to determine their authenticity and whether they have been tampered with. Forensic evidence such as DNA or fingerprints necessitates a grasp of the processes carried out in laboratories and awareness of mistakes. When it comes to witness statements, another form of evidence, it’s essential to evaluate their credibility and any potential biases present. 

Doubting the Credibility of Evidence

Defense attorneys typically start by scrutinizing the validity of the evidence presented in courtrooms, evaluating its legality and ethical sourcing methods to determine if it meets the standards for admissibility in proceedings. They may contest evidence that was unlawfully obtained and breaches Fourth Amendment protections by questioning its admissibility and potentially seeking its exclusion from the case. Such legal challenges often pivot on proving that the evidence was acquired through searches or lacked judicial approval. 

Assessing the Credibility of Expert Witness Testimonies

Expert witnesses are contributors in court cases whose statements can greatly impact the trial’s result. Defense attorneys carefully examine the expertise and approaches of these witnesses. They might question the reliability of techniques and raise doubts about the expert’s neutrality. By introducing their experts, defense teams can provide viewpoints that support jurors in developing a well-rounded comprehension of the evidence. 

The Concept of Doubt

Instilling uncertainty is a fundamental strategy in courtroom defense tactics. Instead of focusing solely on proving innocence, lawyers aim to highlight inconsistencies or gaps in the prosecution’s testimony and evidence. By doing so, they seek to raise skepticism among jury members, demonstrating that the prosecution’s case fails to meet the critical threshold of reasonable doubt—a cornerstone safeguard for the accused in a fair justice system.

Engaging in Pretrial Motions

Before court proceedings start off formally with trials commencing, attorneys representing the defense often raise motions to prevent evidence from being presented in courtrooms or legal proceedings. These motions typically claim that the evidence in question lacks relevance, could unfairly influence judgment, or was acquired improperly. If these arguments are successful, they can significantly undermine the strength of the prosecution’s case. 

Highlighting the Shortcomings in Investigations

The investigative procedures are not always flawless, as errors can creep in during the collection or analysis of evidence and even during its preservation stage. Defense attorneys carefully scrutinize these procedures, hunting for any hints of mistakes or misconduct that may have occurred. By shedding light on these imperfections, they can question the credibility of the evidence presented. This close examination frequently exposes mistakes made by individuals or problems within bodies, which raises doubts about the prosecution’s story. 

Introducing Storylines

Presented with perspectives, the jury can see the case unbiasedly. As part of their defense strategy, lawyers construct engaging narratives that use evidence to bolster their client’s innocence. By blending together facts and situations, they develop a story that questions the prosecution’s account of what happened. This method of storytelling is essential in convincing jurors to explore scenarios and outcomes. 

End Note

It takes a lot of expertise and careful planning to challenge evidence in cases involving defense lawyers who have a vital role in the justice system. They carefully review and dispute all parts of the case presented by the prosecution team by questioning the validity of evidence and witness testimonies. They also assess experts’ opinions with care to guarantee that everyone receives a just trial, ensuring that the criminal justice system remains trustworthy and fair for all involved parties. 

How Criminal Defense Lawyers Challenge Evidence

Philadelphia’s courts require prosecutors to meet a high burden of proof in criminal cases, making the quality and admissibility of evidence critical. Criminal defense lawyers challenge evidence by scrutinizing how it was obtained, questioning the credibility of witnesses, and analyzing whether the evidence aligns with legal standards. By exposing inconsistencies or procedural errors, they can weaken the prosecution’s case and, in some instances, have key pieces of evidence excluded entirely.

Partnering with a seasoned criminal defense lawyer in Philadelphia ensures that your rights are protected throughout the legal process. From pretrial motions to cross-examinations, an experienced attorney will work tirelessly to challenge any evidence that jeopardizes your case.

Here’s how criminal defense lawyers challenge evidence.

Exploring Different Types of Evidence

Various kinds of evidence call for different methods to be utilized successfully in investigations and legal proceedings. Items like weapons and clothing can be scrutinized to determine their authenticity and whether they have been tampered with. Forensic evidence such as DNA or fingerprints necessitates a grasp of the processes carried out in laboratories and awareness of mistakes. When it comes to witness statements, another form of evidence, it’s essential to evaluate their credibility and any potential biases present. 

Doubting the Credibility of Evidence

Defense attorneys typically start by scrutinizing the validity of the evidence presented in courtrooms, evaluating its legality and ethical sourcing methods to determine if it meets the standards for admissibility in proceedings. They may contest evidence that was unlawfully obtained and breaches Fourth Amendment protections by questioning its admissibility and potentially seeking its exclusion from the case. Such legal challenges often pivot on proving that the evidence was acquired through searches or lacked judicial approval. 

Assessing the Credibility of Expert Witness Testimonies

Expert witnesses are contributors in court cases whose statements can greatly impact the trial’s result. Defense attorneys carefully examine the expertise and approaches of these witnesses. They might question the reliability of techniques and raise doubts about the expert’s neutrality. By introducing their experts, defense teams can provide viewpoints that support jurors in developing a well-rounded comprehension of the evidence. 

The Concept of Doubt

Instilling uncertainty is a fundamental strategy in courtroom defense tactics. Instead of focusing solely on proving innocence, lawyers aim to highlight inconsistencies or gaps in the prosecution’s testimony and evidence. By doing so, they seek to raise skepticism among jury members, demonstrating that the prosecution’s case fails to meet the critical threshold of reasonable doubt—a cornerstone safeguard for the accused in a fair justice system.

Engaging in Pretrial Motions

Before court proceedings start off formally with trials commencing, attorneys representing the defense often raise motions to prevent evidence from being presented in courtrooms or legal proceedings. These motions typically claim that the evidence in question lacks relevance, could unfairly influence judgment, or was acquired improperly. If these arguments are successful, they can significantly undermine the strength of the prosecution’s case. 

Highlighting the Shortcomings in Investigations

The investigative procedures are not always flawless, as errors can creep in during the collection or analysis of evidence and even during its preservation stage. Defense attorneys carefully scrutinize these procedures, hunting for any hints of mistakes or misconduct that may have occurred. By shedding light on these imperfections, they can question the credibility of the evidence presented. This close examination frequently exposes mistakes made by individuals or problems within bodies, which raises doubts about the prosecution’s story. 

Introducing Storylines

Presented with perspectives, the jury can see the case unbiasedly. As part of their defense strategy, lawyers construct engaging narratives that use evidence to bolster their client’s innocence. By blending together facts and situations, they develop a story that questions the prosecution’s account of what happened. This method of storytelling is essential in convincing jurors to explore scenarios and outcomes. 

End Note

It takes a lot of expertise and careful planning to challenge evidence in cases involving defense lawyers who have a vital role in the justice system. They carefully review and dispute all parts of the case presented by the prosecution team by questioning the validity of evidence and witness testimonies. They also assess experts’ opinions with care to guarantee that everyone receives a just trial, ensuring that the criminal justice system remains trustworthy and fair for all involved parties. 

source: Marni Jo Snyder, Criminal Defense Law PA


Buchalter Opens Office in Chicago With Lawyers and Staff from Robbins DiMonte

January 15, 2025. Buchalter is pleased to announce the opening of its newest office in Chicago, Illinois with addition of lawyers and staff of the Chicago office of Robbins DiMonte, Ltd joining Buchalter. The Chicago office has 25 attorneys and support staff, including Shareholders Thomas Jefson, Steven Jakubowski, Patrick Owens, David Resnick, R. Kymn Harp, James Mainzer, Justin Weisberg, and Thomas Yardley Jr. Joining them are Jennifer Barton, Emily Kaminski, Teresa Minnich, Christine Walsh, Marko Van Buskirk, Timothy Hameetman, and Richard Stavins. In addition, Shareholder Pamela Webster will also spend a significant amount of time in the Chicago office. The team of highly experienced attorneys have deep roots and a long history of achieving exceptional results for clients.

“As the third-largest city in the country, having a Chicago office has been a long-term goal for the firm,” said Adam Bass, President and Chief Executive Officer of Buchalter. “The city’s thriving real estate, financial services, private equity, and technology sectors, along with its ideal geographic location, present tremendous opportunities and strengthens Buchalter’s national presence. Finding the right lawyers was essential, and the highly respected group joining us in Chicago are an excellent business and cultural fit.”

Buchalter’s expansion into Chicago marks a strategic move as the firm continues to bolster its national footprint in key markets across the country. The firm established a presence in the Southeast with the opening of its Nashville office in 2023 that has grown to 25 lawyers, followed by an office in Atlanta in 2024. With the additions of the new lawyers in Chicago, the firm offers clients a deeper bench in practices it is well-known for, including real estate, banking and finance capabilities, trusts and estate matters, and complex litigation.

As the Office Managing Shareholder of Buchalter’s Chicago office, Thomas Jefson has extensive experience handling all aspects of complex trust and estate matters including, estate planning for High and Ultra-High Net Worth families, asset protection, probate and trust administration services, complex litigation involving disputed trusts and estates, claims against decedents as well as designing strategies to maximize tax savings. As a trusted legal advisor for over 22 years, Jefson regularly represents families, business owners and executives, investors, and individuals in sophisticated matters to preserve wealth and protect assets that help achieve their objectives for years to come. Additionally, he counsels financial institutions, business leaders within diverse industries in the areas of tax planning, charitable endeavors, fiduciary duty compliance, and other business transactional matters.

“We are thrilled to join Buchalter, and I’m honored to lead the Chicago office,” said Jefson. “Joining Buchalter provides us with the perfect opportunity to strengthen the support we provide to our clients, expand the services they count on, and collaborate with an impressive team of attorneys.”

Steve Jakubowski concentrates his practice in distressed financings and workouts, bankruptcies, receiverships, and related ancillary litigation. He has been lead and co-counsel in bankruptcy cases nationwide, stretching from Delaware to Hawaii, including in multiple high profile cases nationwide on behalf of lenders, debtors, creditors and equity committees, acquirers, and litigation targets. These matters have involved a variety of industries, including: biotech; commercial real estate; premium fitness clubs; farming; department stores; restaurant chains; convenience stores; metal fabricators;

equipment lessors; and wholesale food manufacturing, packaging, and distribution.

Patrick Owens possesses extensive expertise in estate planning for young professionals to established high net worth clients. This experience also extends to managing a diverse array of estates, from modest, nontaxable ones to those that are significantly large and complex, involving tax liabilities. His involvement spans the full spectrum of trust and estate administration and oversight. He expertly navigates these trusts and estates through their lifecycle, handling or overseeing all requisite income, gift, and estate tax filings with meticulous attention to detail.

David Resnick maintains a national practice concentrated in commercial real estate development, and leasing and finance matters. He has over 24 years of experience handling all facets of commercial real estate transactions, including the acquisition, sale, financing and leasing of industrial, office, residential, retail and mixed-use properties. He also provides legal services to hospitality clients with respect to their real estate, finance and operational matters.

Kymn Harp has over 40 years of experience representing investors, developers, business owners, and other stakeholders in all aspects of commercial real estate transactions and development. He applies a practical approach to project and transaction management through clear identification of transaction objectives and challenges, focused due diligence and creative problem-solving, and personal hands-on transaction management. He also is actively engaged in the complementary practice of business management law, representing businesses, and business owners and investors.

James Mainzer also has over 40 years of experience practicing in the areas of taxation, business representation, real estate, and trusts and estates. His federal tax practice includes a heavy emphasis on sophisticated partnership taxation and tax deferred exchanges. He represents private sector clients in tax collection defense, audit, income tax, and estate tax matters. He also has substantial experience dealing with IRS agents, revenue officers and IRS tax counsel regarding audits, tax appeals, and Federal Tax Court matters.

Justin Weisberg has over 30 years of legal experience with a national construction law and commercial litigation practice. He represents private, public, local, and international clients in a variety of construction-related transactions and litigation matters. His legal experience has included contract negotiation and drafting of design, design-build, IPD, P3, and construction contracts as well as mediation, arbitration and litigation including both bench and jury trials of numerous disputes involving design and construction matters.

Thomas Yardley Jr. concentrates his practice in the areas of litigation, business transactions, creditors’ rights and bankruptcy, and employment and construction law. With over 30 years of experience, he has handled diverse litigation matters for small business owners, high net worth individuals and corporations. He has successfully represented clients in both state and federal court including: commercial and contractual disputes, corporate litigation, minority shareholder oppression matters, other employment cases, construction matters, condominium and real estate disputes, bankruptcy and creditors’ rights matters, among others.

“We are thrilled to welcome Tom and the entire Chicago team to Buchalter,” added Bass. “We have immediate plans to expand the office and are looking forward to the future.”

Buchalter’s Chicago office is located at 180 North LaSalle Street, Chicago, Illinois 60601.

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