Paul L. Epner, MBA, MEd

Chief Executive Officer

Read an Announcement from Paul Epner, SIDM CEO

Paul L. Epner, MBA, MEd is the Chief Executive Officer and Co-founder of the Society to Improve Diagnosis in Medicine (SIDM). He is also Chair of the Coalition to Improve Diagnosis, a collaborative with more than 60 of the country’s leading healthcare societies, health systems, patient organizations, and organizations focused on improving quality. He recently was named to the National Steering Committee for Patient Safety. Paul is a Past President of the Clinical Laboratory Management Association (CLMA) where he also created the Increasing Clinical Effectiveness (ICE) initiative. He was recently a member of the CDC’s “Clinical Laboratory Integration into Healthcare Collaborative” and a consultant to their Laboratory Medicine Best Practices program (an evidence-based practice initiative). Paul is an Associate Editor for the peer-reviewed journal, Diagnosis.

Penne Silverman

Chief of Staff & CFO

Penne Silverman has more than 30 years of leadership experience in finance and operations at private family investment offices, a hedge fund, and public accounting. She has held a variety of high profile roles at Magnetar Capital, LLC, AdFam, Pritzker Financial Management and the Ryan Enterprises Group, LLC. Penne specializes in managing philanthropic efforts, communicating with high net worth investors, leading high performing operations and finance teams, and implementing business discipline into for-profit and non-profit environments.

Penne is a Founding Board Member of the Lincoln Park Music Center Foundation.  She also serves as Treasurer of The People’s Music School Board of Directors and as Chair of its Finance Committee. In the past, she has served as the Treasurer of the Magnetar Capital Foundation/Magnetar Youth Investment Academy and was involved in establishing the Alain Locke Charter School.

Penne earned her MBA at the Kellogg Graduate School of Management. She became a member of the AICPA and the Texas Society of Certified Public Accountants in 1986.

Lorie SlassLorie Slass

Vice President of Marketing and Communications 

Lorie Slass has more than 25 years of experience in communications and public affairs. For nine years Lorie served first as Vice President, then Senior Vice President for Communications at the American Board of Internal Medicine (ABIM) and the ABIM Foundation. She was instrumental in the creation and implementation of the highly successful Choosing Wisely© Campaign. Over the course of her career she has served as a senior Communications Officer at the Pew Charitable Trusts, Deputy Campaign Manager for Cover the Uninsured Week at The Robert Wood Johnson Foundation;  Director of the Washington Office of the Annenberg Public Policy Center; and served as Communications Director for Families USA, a non-partisan nonprofit organization working to improve healthcare quality. She worked in consulting in Washington D.C., directing public relations strategies for a range of health, education, and children's issues accounts first at Podesta Associates, and then at GMMB.

Gerard M. Castro, PhD, MPH, PMP

Director of Quality Improvement

Dr. Gerry Castro is Director of Quality Improvement of the Society to Improve Diagnosis in Medicine (SIDM). Prior to joining SIDM he was the Project Director for Patient Safety Initiatives in the Office of Patient Safety at the Joint Commission on Accreditation of Healthcare Organizations (Joint Commission). His professional efforts are focused on improving patient safety through defining and applying evidence-based strategies in health care. Dr. Castro was the Principal Investigator for the Office of the National Coordinator for Health IT project “Investigations of Health IT-related Deaths, Serious Injuries or Unsafe Conditions.” He was a member of the AAMI Foundation Board of Directors, as well as the NQF Common Formats and HIT Patient Safety and Expert Panels.

Tina HuffTina Huff

Corporate Partnerships and Engagement Manager

Tina attended The University of Iowa, where she received a BA in Journalism and Mass Communication and a BA in Communication Studies. To further enhance her nonprofit skills, Tina earned an MS in Public Service Management from DePaul University and a Certificate in Nonprofit Management from Northwestern University Kellogg School of Management Executive Education program. Prior to joining SIDM, Tina managed communications, marketing, and partnerships for The Children’s Heart Foundation.

Amanda StallerAmanda Staller

Digital Content Manager

Amanda Staller is the digital content manager at SIDM. Over the course of her career, she has worked with nonprofit organizations and startup companies to create communication strategies and develop engaging online content. Most recently, she served as the web content specialist for The Electrochemical Society, where she implemented the use of new media platforms, managed website development, and assisted in fundraising initiatives for scientific advancement. Previously, she held both staff and freelance writer positions for Philadelphia-based news outlets, including WHYY.

Caroline Beadle

Executive Assistant

Caroline Costa Beadle is a graduate of the University of Illinois where she received a BFA in Theatre and of Goucher College where she received her MA in Arts Administration. She is also currently getting her Human Resources Certification at The University of North Dakota. She is the Artistic Director and co-founder of Three Brothers Theatre in Waukegan, Illinois, where she has been nominated for Lou Awards for Best Director and Best Production of a play. She has been a board member of the Robert E. Gard Foundation since 2010. She previously spent 9 years in the financial mortgage industry before coming to SIDM.

Jeremiah Smith

Program Assistant

Jeremiah Smith received his BS in Music Management from the University of Evansville in southern Indiana. He has made a career in nonprofit administration with both big and small organizations alike including Roosevelt University’s Chicago College of Performing Arts, Lyric Opera of Chicago, and the Chicago Chamber Musicians. Prior to his position as Program Assistant with SIDM, Jeremiah served as Development Associate for Friends of the Chicago River working to increase individual memberships and supporting the organization’s yearly gala.


Leslie TuckerLeslie Tucker

Senior Policy Advisor

Leslie Tucker is an independent health policy consultant with three decades' experience serving the nation's leading public, private, academic and philanthropic organizations working to improve health care. From 2009-2016 she was Vice President, Policy for the American Board of Internal Medicine and ABIM Foundation, where she worked to advance medical professionalism as a force for improving quality, and has been closely involved with the Choosing Wisely© Campaign since its inception. Prior to ABIM/F, she became Senior Program Officer in The Pew Charitable Trusts HHS program after serving as Director of the Washington Office for a large and successful Pew-funded public health infrastructure funding initiative. At the state level, Leslie led Strategic Planning, Policy and Outreach at the Rhode Island Department of Human Services during welfare reform and SCHIP expansions. She provided government relations and rural practice support for the American Academy of Family Physicians (AAFP), and served as senior Legislative Assistant to U.S. Sen. Alan Simpson (R-WY), and as a health policy analyst to the U.S. House of Representatives Select Committee on Aging.

Suz Schrandt, JD

Senior Patient Engagement Advisor

Suz Schrandt is a patient and patient advocate with a health and disability law and policy background.  She is the founder of ExPPect, a patient engagement initiative focused on elevating patients to critical roles in improving health care and medical education. Schrandt’s prior roles include Director of Patient Engagement at the Arthritis Foundation, Deputy Director of Patient Engagement at the Patient-Centered Outcomes Research Institute (PCORI), Health Reform Team Lead for the Kansas Health Institute, and over 20 years as a patient instructor in clinical training initiatives aimed at increasing early diagnosis and appropriate, patient-centered management of chronic disease.  She is one of nine voting members on the FDA’s inaugural Patient Engagement Advisory Committee, Chairperson for the International Society of Pharmacoeconomics and Outcomes Research (ISPOR) North American Patient Roundtable, and has been an invited speaker at numerous US and international conferences.  Schrandt received her law degree from the University of Kansas School of Law and has co-authored multiple publications on health policy and the value of patient engagement.

Susan CarrSusan Carr

Newsletter Editor

Susan Carr has been writing and producing ImproveDx, SIDM’s bimonthly newsletter, since January 2013. She works on publications for a number of other clients, all of which are involved in health care. She currently curates a blog at and has been producing a newsletter and journal for the Association of Educators in Imaging and Radiologic Sciences for the past 12 years. Susan was the founding editor of Patient Safety & Quality Healthcare in 2004, and continues to write and edit articles for organizations, such as SIDM, that focus on safety and quality improvement. She lives and works outside of Boston, in Lunenburg, Massachusetts. When not working on publications or her very old house, you’re likely to find Susan folk dancing or enjoying the company of friends and family.