Avvo Superb

Baum Hedlund Aristei & Goldman | Avvo Rating 10/10 Superb


Multiple lawyers from Baum Hedlund Aristei & Goldman maintain an Avvo superb rating of 10/10.

Avvo.com has ratings and reviews for roughly 97% of attorneys across the United States. Anyone interested in retaining an attorney can consult Avvo profiles to help make informed legal decisions and find the right lawyer for their needs.

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Avvo 10 Superb

Each Avvo attorney profile includes information such as experience, areas of practice, ratings from clients, industry recognition, professional achievements, and any disciplinary history. Avvo also compiles a rating for each attorney based on an algorithm.

An Avvo rating (1-10) is essentially a snapshot assessment of a lawyer’s background and should be used in addition to other information, including client testimonials and peer reviews (reviews from other attorneys).

What Do the Avvo Numerical Ratings Mean?

  • 10 – 9.0 Superb
  • 8.9 – 8.0 Excellent
  • 7.9 – 7.0 Very Good
  • 6.9 – 6.0 Good
  • 5.9 – 5.0 Average
  • 4.9 – 4.0 Concern
  • 3.9 – 3.0 Caution
  • 2.9 – 2.0 Strong Caution
  • 1.9 – 1.0 Extreme Caution

Our Attorneys with Avvo 10/10 Superb Rating

Michael L. Baum

Michael L. Baum – Avvo Superb Rating 10/10

Michael L. Baum is the president and managing shareholder of Baum Hedlund Aristei & Goldman. He has successfully led the firm in litigating thousands of wrongful death and personal injury cases across the nation. Michael directs all of the firm’s mass tort litigation, including defective or harmful pharmaceutical drugs, medical devices, herbicides, and consumer products. He also oversees the firm’s class actions and whistleblower qui-tam actions. Michael has received numerous awards and honors over the past 30+ years including being named to Lawdragon Top 500 List, The Best Lawyers in America® and 2019 Trial Team of the Year for a landmark Roundup cancer verdict against Monsanto.

Under Michael’s leadership, the firm has earned a reputation for breaking new ground, holding major corporations accountable, improving product safety, influencing public policy, and raising public awareness.

What Michael’s Clients Say: “… I had just lost my mother to a medication that was hiding under the radar in the world of bad antidepressants. From the moment I contacted [the firm] my family and me were always treated with nothing but true, sincere, heartfelt compassion and professionalism … [T]o my shock one day I received a phone call from someone at the firm informing me that Mr. Baum would be flying to Richmond, Virginia to meet with me and my family … You just don’t know how important that made me feel … We were never made to feel like we were just a number in their big world of clients! Nothing will ever bring my mother back but I will also never forget how he made me and my family feel! Hat’s off to you Mr. Baum.” – Beverly

Ronald GoldmanRonald L. M. Goldman – Avvo Superb Rating 10/10

Ronald L. M. Goldman is a senior shareholder and the firm’s vice president and secretary. He is a seasoned trial lawyer who holds board certification from the National Board of Trial Advocacy as a Civil Trial Lawyer and Civil Pretrial Practice Lawyer. Ron handled his first aviation case in 1969. He is also a pilot. Over the past 50+ years, Ron has litigated hundreds of commercial transportation liability (aviation, bus, train, truck) and drug product liability cases across the US, obtaining justice for his clients. He has earned many honors and awards, including being listed in Best Lawyers in America® and the Nation’s Top One Percent by the National Association of Distinguished Counsel. He is also a Lifetime Achievement Recipient of America’s Top 100 Attorneys.

What Ron’s Clients Say: “Ronald Goldman is an exceptional attorney that we retained after my father was tragically killed by a negligent truck driver … He was one of the kindest most sincere and honest people I have ever had the pleasure of meeting. He also had a gentleness and sensitive nature about him that spoke volumes about who he is as a person … I would highly recommend this law firm and Ronald Goldman as an attorney for anyone seeking any kind of legal work that would require an attorney. We have been truly blessed and feel honored that our case was taken on by such an amazing attorney but even more, by such an amazing and outstanding human being.” – Amy

Brent WisnerR. Brent Wisner – Avvo Superb Rating 10/10

R. Brent Wisner is one of Baum Hedlund Aristei & Goldman’s lead trial attorneys. He also a senior shareholder and vice president. He concentrates his practice on toxic tort cases, whistleblower and qui tam claims, pharmaceutical class action litigation, Medicare Secondary Payer (MSP) litigation, and consumer fraud litigation. Brent earned notoriety in 2018 and 2019 when he served on the trial teams in all three of the first Roundup cancer lawsuits to proceed to trial. In two of the cases, Brent served as co-lead trial counsel, delivering the opening and closing arguments and cross-examining many of Monsanto’s experts. All three cases resulted in jury verdicts against Monsanto worth a total of $2.424 billion. He is also leading the litigation for the Zantac cancer lawsuits being filed across the country. He has received numerous honors and awards for these verdicts, including 2019 Civil Plaintiffs Trial Lawyer of the Year by the National Trial Lawyers, America’s 50 Most Influential Trial Lawyers by The National Law Journal and Trial Lawyer Magazine, Trial Team of the Year 2019 by the National Trial Lawyers Top 100, Lawdragon 500 Leading Plaintiff Consumer Lawyers, Winning Litigators 2019 by The National Law Journal, and Top 40 Under 40 Attorney in California by The Daily Journal.


Bijan Esfandiari – Avvo Superb Rating 10/10

Bijan Esfandiari is a shareholder at Baum Hedlund and focuses his practice on pharmaceutical and medical device product liability litigation, class actions, and whistleblower claims. His exceptional work and landmark rulings in several high-profile cases has helped shape and develop the law for the benefit of injured victims and consumers of pharmaceutical products. In one of these cases, the court agreed with Bijan’s arguments and held that drug manufacturers owe an affirmative duty to warn regarding risks associated with children’s off-label use. Bijan is also listed in the Bar Register of Preeminent Lawyers and Southern California Super Lawyers®.


Timothy A. Loranger – Avvo Superb Rating 10/10

Timothy A. Loranger is a shareholder of Baum Hedlund, a pilot and avid citizen advocate who concentrates his practice on product liability, aviation, and commercial ground transportation accidents resulting in personal injury or wrongful death. A Marine Corps veteran who served in Operations Desert Shield and Desert Storm, Tim is the firm’s lead military accident attorney. He takes great pride in representing the brave men and women who serve our country in uniform. Tim has received many awards and honors, including being listed in Best Lawyers in America® and Southern California Super Lawyers. His greatest recognition is being selected as Best Lawyers® 2020 “Lawyer of the Year” for Personal Injury Litigation in Los Angeles.

NicoleNicole K. H. Maldonado – Avvo Superb Rating 10/10

Nicole K. H. Maldonado is a shareholder at Baum Hedlund and focuses her practice on representing people who have been injured or who lost family members because of pharmaceutical drugs, medical devices, and products associated with an increased risk of causing cancer. Throughout her career, Nicole has represented more than a thousand clients whose families were affected by antidepressant-related injuries and death involving cardiac, neural tube, cranial, oral clefts, anal atresia, abdominal, and limb defects, as well as developmental delays. In addition to her high Avvo rating, Nicole has been selected to Southern California Super Lawyers® and Top Women Attorneys in Southern California Super Lawyers, 2017.


Diane Marger Moore – Avvo Superb Rating 10/10

Diane Marger Moore is a triple-board-certified trial lawyer that has litigated hundreds of jury trials in courtrooms throughout the country over the past 40 years. The National Board of Trial Advocacy has certified her as a Civil Trial Attorney, Civil Pretrial Practice Advocate, and a Board-Certified Truck Accident Lawyer. She is also a Regent on the Board of Regents for the Academy of Truck Accident Attorneys. At Baum Hedlund Aristei & Goldman, she focuses her practice on truck accident litigation, wildfire and arson litigation, and whistleblower protection cases. In a legal career that spans four decades, Diane has gained a wealth of experience from positions in both private practice and in public service.

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