This issue of JACC showcases a diverse yet thematically cohesive collection of articles that explore the complexities of cardiovascular medicine, from ethical dilemmas and patient-reported outcomes to emerging therapies and methodological innovations. Highlights include a poignant HeartBeats essay on the emotional weight of clinical decisions, debates on responder analyses, promising data on Factor XI inhibitors, and groundbreaking registry findings on balloon pulmonary angioplasty. The issue also features insights into risk prediction, statistical modeling in heart failure trials, rare case reports, and a continued commitment to ethically grounded anatomical education.

This special lipid-themed issue of JACC emphasizes the importance of innovative research in lipid disorders to reduce cardiovascular risk, highlighting studies that extend our understanding of lipid biology and evaluate new treatments. Key reviews and original investigations explore novel lipid-modifying therapies, such as RNA interference and antibody therapies, demonstrating their potential in managing complex lipid disorders. The issue also includes editorials and case studies that provide critical context and underscore the need for personalized and mechanism-driven approaches in lipid management.

In a time of rising global tensions, JACC reaffirms its commitment to science as a unifying, borderless force—advocating for truth, equity, and collaboration to improve health worldwide. By fostering inclusive research, promoting open dialogue, and resisting politicization, JACC aims to build a global medical community working together to overcome disease and conflict.

Listen to the editor's page for this special issue of JACC focusing on key advancements in electrophysiology, including studies on atrial fibrillation prevention, pulsed field ablation, sudden cardiac arrest in young athletes, and efforts to reduce defibrillator use in congenital heart disease. Join Editor-in-Chief Harlan Krumholz as he covers pacemaker safety, device surveillance—including insights from former FDA Commissioner Robert Califf—and emerging topics like AI monitoring and ablation mapping strategies.

Listen to the editor's page for this special issue of JACC focusing on advancing the understanding and treatment of cardiogenic shock through pivotal clinical trials, expert consensus statements, and state-of-the-art reviews aimed at improving patient outcomes. Join Editor-in-Chief Harlan Krumholz as he highlights key contributions like the Altshock-2 trial and new ACC guidelines, the issue underscores the journal’s commitment to leading cardiovascular care in this complex field.

Listen to the editor's page of the April 14th JACC issue for a discussion about the staggering toll of cardiovascular disease on Black Americans, revealing nearly 800,000 excess deaths and 23.7 million years of potential life lost over two decades. Join Editor-in-Chief Harlan Krumholz as he explores the systemic roots of these disparities and calls for urgent, collective action to turn data into justice.

In a rapidly changing world marked by societal divisions, technological advances in healthcare, and shifting views on expertise, the JACC Journals remain dedicated to advancing global cardiovascular health through a science-based and humanistic approach. Committed to evidence, integrity, and humanity, JACC focuses on rigorously evaluating research, guided by facts rather than ideology, and strives to address healthcare inequities while respecting patient autonomy. As a trusted platform, it emphasizes collaboration, innovation, and inclusivity to improve cardiovascular health worldwide. By providing actionable science for clinicians and accessible insights for patients, the JACC Journals aim to lead the way in advancing cardiovascular medicine, fostering trust, and making a lasting impact on global health.

Listen to the editor's page of the March 25th JACC issue, in which Harlan M. Krumholz, MD, SM, FACC, highlights how cardiac electrophysiology is undergoing significant transformation driven by technological advancements and evolving treatment strategies. Key topics include long-term insights from the AMPLATZER Amulet trial, the role of intracardiac electrograms in ventricular tachycardia ablation, and shifting anticoagulation strategies in atrial fibrillation. The issue also emphasizes the growing role of device-based therapies, such as leadless pacemakers, and explores the intersection of electrophysiology with structural cardiology and precision medicine.