No cardiac arrhythmias within 182 days of registration History of any cardiac arrhythmias, e.g., ventricular, supraventricular, nodal arrhythmias, or conduction abnormality in the previous 12 months; History of significant cardiac disease, cardiac risk factors, or uncontrolled arrhythmias EXCLUSION CRITERIA FOR REGISTRATION: History of significant cardiac disease, cardiac risk factors, or uncontrolled arrhythmias Ventricular arrhythmias requiring continuous therapy, or Known cardiac arrhythmias requiring medication. Adequate cardiac function with left ventricular ejection fraction >= 40%. No uncontrolled arrhythmias or symptomatic cardiac disease Myocardial infarction in preceding 4 weeks; history of uncontrolled cardiac arrhythmias or family history of sudden cardiac death Patients who have a history of significant cardiac disease, cardiac disease risk factors or uncontrolled arrhythmias are NOT eligible for either Stratum No diagnosed arrhythmias Symptomatic or uncontrolled arrhythmias known uncontrolled arrhythmias (except sinus arrhythmia) in the past 24 weeks. No uncontrolled arrhythmias or symptomatic cardiac disease No uncontrolled arrhythmias or symptomatic cardiac disease Uncontrolled arrhythmias Research participant does not require pressor support and/or does not have symptomatic cardiac arrhythmias Research participant requires pressor support and/or has symptomatic cardiac arrhythmias Current, serious, clinically significant cardiac arrhythmias, defined as the existence of an absolute arrhythmia or ventricular arrhythmias classified as Lown III, IV or V (Appendix F). Not requiring pressor support, not having symptomatic cardiac arrhythmias (ELIGIBILITY CRITERIA AT TIME OF INFUSION OF GENETICALLY MODIFIED AUTOLOGOUS T CELLS): Not requiring pressor support, not having symptomatic cardiac arrhythmias Not requiring pressor support, no symptomatic cardiac arrhythmias, no acute coronary syndrome, or uncontrolled hypertension Cardiovascular: not requiring pressor support, no symptomatic cardiac arrhythmias, no acute coronary syndrome, or uncontrolled hypertension Cardiovascular criteria: not requiring pressor support, no symptomatic cardiac arrhythmias, no acute coronary syndrome, or uncontrolled hypertension Left ventricular ejection fraction >= 45%; no uncontrolled arrhythmias or uncontrolled symptomatic cardiac disease Left ventricular ejection fraction >= 40%; no uncontrolled arrhythmias or uncontrolled symptomatic cardiac disease current, serious, clinically significant cardiac arrhythmias as determined by the Investigator. ENROLLMENT: Uncontrolled arrhythmias or uncontrolled symptoms of cardiac disease noted by screening history and physical. Patients with known cardiac dysfunction should have an ejection fraction (EF) > 40% documented by echocardiogram (ECHO). Cardiac arrhythmias History of significant cardiac disease, cardiac risk factors or uncontrolled arrhythmias History of significant cardiac disease, cardiac risk factors or uncontrolled arrhythmias Subjects with a known history of severe and/or uncontrolled ventricular arrhythmias. Patients with a known history of severe and/or uncontrolled ventricular arrhythmias No history of ventricular arrhythmias or severe cardiac dysfunction No history of uncontrollable supraventricular arrhythmias History of any cardiac arrhythmias, e.g., ventricular, supraventricular, nodal arrhythmias, or conduction abnormality within 12 months of screening Serious cardiac illness or medical condition including but not confined to: Uncontrolled arrhythmias (e.g. ventricular tachycardia, high-grade atrioventricular (AV)-block, supraventricular arrhythmias which are not adequately rate-controlled); Subjects with a known history of severe and/or uncontrolled ventricular arrhythmias. Not requiring pressor support, not having symptomatic cardiac arrhythmias History of any cardiac arrhythmias, e.g., ventricular, supraventricular, nodal arrhythmias, or conduction abnormality in the previous 12 months. Subjects with a known history of severe and/or uncontrolled ventricular arrhythmias. No currently unstable angina and/or uncontrolled cardiac arrhythmias History of complex ventricular or supraventricular arrhythmias Uncontrolled arrhythmias Known history of severe and/or uncontrolled ventricular arrhythmias Current, serious, clinically significant cardiac arrhythmias, defined as the existence of an absolute arrhythmia or ventricular arrhythmias classified as Lown III, IV or V. No uncontrolled arrhythmias or symptomatic cardiac disease History of or evidence of clinically significant uncontrolled cardiac arrhythmias Recent malignant cardiac arrhythmias – all except sinus arrhythmia within 24 weeks prior to screening Known significant uncontrolled cardiac arrhythmias Known, uncontrolled cardiac arrhythmias (except sinus arrhythmia) within the past 24 weeks Adequate cardiac function with left ventricular ejection fraction at least 45% on appropriate medical therapy; no uncontrolled arrhythmias or symptomatic cardiac disease History of significant cardiac disease, cardiac risk factors or uncontrolled arrhythmias Patients with currently uncontrolled cardiac arrhythmias (non-sinus rhythm) will be excluded; patients with history of arrhythmias under pharmacological/pacemaker control will be allowed, except if receiving antiarrhythmic medication listed in “contra-indicated medications” below Uncontrolled arrhythmias Uncontrolled arrhythmias causing symptoms or hemodynamic compromise in the last week Known cardiac disorders including arrhythmias, hypertension requiring treatment or structural heart disease History of cardiac arrhythmias EXCLUSION CRITERIA (PRIOR TO IBRUTINIB ADMINISTRATION): Uncontrolled cardiac arrhythmias Serious ventricular arrhythmias or high risk for arrhythmias, due to prolongation of the QT-interval (> 60 milliseconds [msec]) History of significant cardiac disease or uncontrolled arrhythmias