Research Topics
| Kenneth SilvermanSummaryAffiliation: Johns Hopkins University Country: USA Publications
Research Grants
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Detail Information
Publications
Maintenance of reinforcement to address the chronic nature of drug addictionKenneth Silverman
Johns Hopkins University School of Medicine, Department of Psychiatry and Behavioral Sciences, 5200 Eastern Avenue, Baltimore, MD 21224, USA
Prev Med 55:S46-53. 2012..Abstinence reinforcement can be maintained to promote long-term drug abstinence, but practical means of implementing long-term abstinence reinforcement are needed...- A randomized clinical trial of a Therapeutic Workplace for chronically unemployed, homeless, alcohol-dependent adultsMikhail N Koffarnus
Center for Learning and Health, Johns Hopkins University School of Medicine, MFL W142, 5200 Eastern Ave, Baltimore, MD 21224, USA
Alcohol Alcohol 46:561-9. 2011.... - Introduction to the special issue on the behavior analysis and treatment of drug addictionKenneth Silverman
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, 5200 Eastern Avenue, Suite 142 West, Baltimore, Maryland 21224, USA
J Appl Behav Anal 41:471-80. 2008.... - A randomized trial of employment-based reinforcement of cocaine abstinence in injection drug usersKenneth Silverman
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, 5200 Eastern Avenue, Suite 142 West, Baltimore, Maryland 21224, USA
J Appl Behav Anal 40:387-410. 2007..004; OR = 5.80, 95% CI = 2.03-16.56) cocaine-negative urine samples (29%) than did work-only participants (10%). Employment-based abstinence reinforcement can increase cocaine abstinence... 
A reinforcement-based therapeutic workplace for the treatment of drug abuse: six-month abstinence outcomesK Silverman
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland 21224, USA
Exp Clin Psychopharmacol 9:14-23. 2001..59% of thrice-weekly urine samples drug negative, respectively, p < .05). The Therapeutic Workplace can effectively treat heroin and cocaine abuse in pregnant and postpartum women...- A web-based therapeutic workplace for the treatment of drug addiction and chronic unemploymentKenneth Silverman
Center for Learning and Health, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
Behav Modif 29:417-63. 2005..The therapeutic workplace intervention may serve as an effective and practical long-term treatment for chronic unemployment and heroin and cocaine addiction... - A randomized trial of long-term reinforcement of cocaine abstinence in methadone-maintained patients who inject drugsKenneth Silverman
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
J Consult Clin Psychol 72:839-54. 2004..Therefore, voucher-based reinforcement of cocaine abstinence in methadone patients can be a highly effective maintenance intervention... - A reinforcement-based therapeutic workplace for the treatment of drug abuse: three-year abstinence outcomesKenneth Silverman
Center for Learning and Health, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland 21224, USA
Exp Clin Psychopharmacol 10:228-40. 2002..05) abstinence on the basis of monthly urine samples collected until 3 years after intake. The Therapeutic Workplace can be an effective long-term treatment of cocaine and heroin addiction in poor and chronically unemployed young mothers... - Attendance rates in a workplace predict subsequent outcome of employment-based reinforcement of cocaine abstinence in methadone patientsWendy D Donlin
Johns Hopkins University School of Medicine, Baltimore, Maryland 21224, USA
J Appl Behav Anal 41:499-516. 2008..Induction period attendance may measure the reinforcing value of employment and could be used to guide the improvement of employment-based abstinence reinforcement... - Professional demeanor of chronically unemployed cocaine-dependent methadone patients in a therapeutic workplaceCarolyn M Carpenedo
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland 21224, USA
Subst Use Misuse 42:1141-59. 2007..This study suggests that unprofessional behavior in the workplace could contribute to chronic unemployment in this population. The study's limitations are noted and future needed research is suggested... - Effects of reinforcer magnitude on data-entry productivity in chronically unemployed drug abusers participating in a Therapeutic WorkplaceConrad J Wong
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland 21224, USA
Exp Clin Psychopharmacol 11:46-55. 2003..The results suggest that reinforcement magnitude can be used to improve productivity in Therapeutic Workplace participants... - Single- versus dual-drug target: effects in a brief abstinence incentive procedureChristopher J Correia
Behavioral Pharmacology Research Unit, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
Exp Clin Psychopharmacol 11:302-8. 2003..Results suggest that adding a second drug target does not impede short-term cocaine abstinence initiation... - Employment-based reinforcement of adherence to an FDA approved extended release formulation of naltrexone in opioid-dependent adults: a randomized controlled trialAnthony DeFulio
Johns Hopkins University, School of Medicine, Baltimore, MD 21224, United States
Drug Alcohol Depend 120:48-54. 2012..XR-NTX treatment may require concurrent behavioral intervention to maximize adherence and effectiveness, thus we sought to evaluate employment-based reinforcement as a method of improving adherence to XR-NTX in opiate dependent adults... - Employment-based reinforcement of adherence to depot naltrexone in unemployed opioid-dependent adults: a randomized controlled trialJeffrey J Everly
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
Addiction 106:1309-18. 2011..This study determined long-term rates of adherence to depot naltrexone and whether employment-based reinforcement can improve adherence... - Employment-based abstinence reinforcement as a maintenance intervention for the treatment of cocaine dependence: a randomized controlled trialAnthony DeFulio
Johns Hopkins University School of Medicine, Baltimore, MD, USA
Addiction 104:1530-8. 2009..Abstinence reinforcement is among the most effective means of initiating cocaine abstinence. Practical and effective means of maintaining abstinence reinforcement programs over time are needed... - Employment-based abstinence reinforcement as a maintenance intervention for the treatment of cocaine dependence: post-intervention outcomesAnthony DeFulio
Johns Hopkins University School of Medicine, Baltimore, MD, USA
Addiction 106:960-7. 2011..We sought to assess the effects of long-term employment-based reinforcement of cocaine abstinence after discontinuation of the intervention... - Evaluation of a modified contingency management intervention for consistent attendance in therapeutic workplace participantsConrad J Wong
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
Drug Alcohol Depend 74:319-23. 2004..This study demonstrates an effective procedure for maintaining attendance in therapeutic workplace participants... - Contingency management of reliable attendance of chronically unemployed substance abusers in a therapeutic workplaceConrad J Wong
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
Exp Clin Psychopharmacol 12:39-46. 2004..A within-subject reversal design showed that the intervention increased the frequency with which participants arrived at work on time and completed work shifts... - Computer-based typing and keypad skills raining outcomes of unemployed injection drug users in a therapeutic workplaceErin M Dillon
Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
Subst Use Misuse 39:2325-53. 2004..91 and 12.59 weeks, respectively. Overall, the results demonstrate that adults with long histories of chronic unemployment and drug addiction can reliably acquire typing and keypad skills and do so over relatively short periods of time... - Economic cost of the therapeutic workplace intervention added to methadone maintenanceTodd W Knealing
Johns Hopkins University School of Medicine, Baltimore, MD, USA
J Subst Abuse Treat 34:326-32. 2008..Given prior evidence of effectiveness, these cost data may be useful to policy makers, social service agencies, and researchers interested in using or further developing the therapeutic workplace intervention... - Modification of perseverative responding that increased earnings but impeded skill acquisition in a job-skills training programAnthony DeFulio
Center for Learning and Health, Johns Hopkins University School of Medicine, 5200 Eastern Avenue, Suite 142 West, Baltimore, Maryland 21224, USA
J Appl Behav Anal 42:627-40. 2009..These results underscore the importance of careful arrangement of the contingencies in adult education programs... 
Propensity to work among chronically unemployed adult drug usersSigurdur Oli Sigurdsson
Department of Psychology, University of Maryland, Baltimore County, Baltimore, Maryland 21250, USA
Subst Use Misuse 46:599-607. 2011....- A randomized controlled trial of the therapeutic workplace for community methadone patients: a partial failure to engageTodd W Knealing
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
Exp Clin Psychopharmacol 14:350-60. 2006..Procedures that increase participant contact with the Therapeutic Workplace and its reinforcement contingencies might increase the likelihood of these individuals being successful in the treatment program... - The brief abstinence test: effects of continued incentive availability on cocaine abstinenceElizabeth C Katz
Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland 21224, USA
Exp Clin Psychopharmacol 10:10-7. 2002..The study confirmed the utility of quantitative urine-testing methods combined with high valued incentives to promote cocaine abstinence initiation in methadone maintenance patients... - Safety and efficacy of L-tryptophan and behavioral incentives for treatment of cocaine dependence: a randomized clinical trialHendree E Jones
Behavioral Pharmacology Research Unit, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
Am J Addict 13:421-37. 2004..This study also showed that contingent vouchers were effective in the novel experimental model of relapse prevention... - Using words instead of jumbled characters as stimuli in keyboard training facilitates fluent performanceAnthony DeFulio
Johns Hopkins University School of Medicine, Baltimore, MD, USA
J Appl Behav Anal 44:921-4. 2011..This suggests that using real words in the keyboarding program can enhance the efficiency of training... - The use of incentives to reinforce medication adherenceAnthony DeFulio
Johns Hopkins University School of Medicine, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, 5200 Eastern Avenue, Baltimore MD 21224, USA
Prev Med 55:S86-94. 2012..Adherence to medications can improve patient outcomes and greatly reduce the cost of care. The purpose of the present review is to describe the literature on the use of incentives as applied to the problem of medication adherence... - Barriers to employment among unemployed drug users: age predicts severitySigurdur Oli Sigurdsson
Department of Psychology, University of Maryland Baltimore County, Baltimore, MD 21250, USA
Am J Drug Alcohol Abuse 38:580-7. 2012..As a result of these and other barriers, employment rates in these groups are generally low... - Motivating ergonomic computer workstation setup: sometimes training is not enoughSigurdur O Sigurdsson
Department of Psychology, University of Maryland, Baltimore, MD 21250 USA
Int J Occup Saf Ergon 18:27-33. 2012..The data suggest that improving worker knowledge about ergonomically correct workstation setup does not necessarily lead to correct workstation setup, and that motivational interventions may be needed to achieve lasting behavior change... - Voucher-based reinforcement of opiate abstinence during methadone detoxificationElias Robles
Department of Pharmacology, University of Arkansas for Medical Sciences, Little Rock, AR 72205 7199, USA
Drug Alcohol Depend 65:179-89. 2002..Voucher-based reinforcement procedures could be useful for successfully transitioning patients into opiate antagonist therapy, or drug-free treatments... - A comparison of voucher-delivery schedules for the initiation of cocaine abstinenceChristopher J Correia
Department of Psychology, Auburn University, 226 Thach Hall, Auburn, AL 36849, USA
Exp Clin Psychopharmacol 13:253-8. 2005..However, contrary to the initial hypothesis, the shaping reinforcement condition did not increase rates of abstinence on the final abstinence test... - Behavioral strategies to improve treatment participation and retention by pregnant drug-dependent womenDace S Svikis
Virginia Commonwealth University Medical Center, Richmond, Virginia 23298, USA
Subst Use Misuse 42:1527-35. 2007..They appear ineffective, however, for improving early residential treatment participation and retention, suggesting other variables (e.g., psychiatric comorbidity) may be operating during the first 24-48 hours post treatment admission... - Establishing and maintaining job skills and professional behaviors in chronically unemployed drug abusersConrad J Wong
College of Medicine, University of Kentucky, Lexington, Kentucky 40536, USA
Subst Use Misuse 42:1127-40. 2007....
Research Grants
- A REINFORCEMENT-BASED THERAPEUTIC WORKPLACEKenneth Silverman; Fiscal Year: 2006..This research could provide firm scientific foundation for the dissemination of Therapeutic Workplace businesses in the long-term treatment of cocaine addiction and unemployment. ..
- A Bridge to Treatment for Out-of-Treatment Injection Heroin UsersKenneth Silverman; Fiscal Year: 2007..The Therapeutic Workplace could serve as a bridge to engage out-of-treatment injection heroin users into methadone treatment, and to reduce their drug use and injection-related HIV risk behaviors. ..
- Employment-Based Addiction PharmacotherapyKenneth Silverman; Fiscal Year: 2009..abstract_text> ..
- A Bridge to Treatment for Out-of-Treatment Injection Heroin UsersKenneth Silverman; Fiscal Year: 2009..The Therapeutic Workplace could serve as a bridge to engage out-of-treatment injection heroin users into methadone treatment, and to reduce their drug use and injection-related HIV risk behaviors. ..
- Employment-Based Depot Naltrexone Clinical TrialKenneth Silverman; Fiscal Year: 2009..abstract_text> ..
- A THERAPEUTIC WORKPLACE FOR HOMELESS ALCOHOLICSKenneth Silverman; Fiscal Year: 2004..abstract_text> ..
- A REINFORCEMENT-BASED THERAPEUTIC WORKPLACEKenneth Silverman; Fiscal Year: 2001..abstract_text> ..
- THERAPEUTIC WORKPLACE TO PREVENT HIV TRANSMISSIONKenneth Silverman; Fiscal Year: 2003..abstract_text> ..
- A Bridge to Treatment for Out-of-Treatment Injection Heroin UsersKenneth Silverman; Fiscal Year: 2010..The Therapeutic Workplace could serve as a bridge to engage out-of-treatment injection heroin users into methadone treatment, and to reduce their drug use and injection-related HIV risk behaviors. ..