ISER DELEON

Summary

Affiliation: Kennedy Krieger Institute
Country: USA

Publications

  1. pmc The effects of noncontingent access to single- versus multiple-stimulus sets on self-injurious behavior
    I G DeLeon
    Kennedy Krieger Institute and Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 33:623-6. 2000
  2. pmc On the correspondence between preference assessment outcomes and progressive-ratio schedule assessments of stimulus value
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, 707 N Broadway, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 42:729-33. 2009
  3. pmc Increasing wearing of prescription glasses in individuals with mental retardation
    Iser G DeLeon
    Kennedy Krieger Institute, Neurobehavioral Unit, Baltimore, MD 21205, USA
    J Appl Behav Anal 41:137-42. 2008
  4. ncbi request reprint Individualized sampling parameters for behavioral observations: enhancing the predictive validity of competing stimulus assessments
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, 707 N Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 26:440-55. 2005
  5. pmc Examination of the influence of contingency on changes in reinforcer value
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 44:543-58. 2011
  6. ncbi request reprint Assessment of aberrant behavior maintained by wheelchair movement in a child with developmental disabilities
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, 707 North Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 24:381-90. 2003
  7. pmc Covariation between bizarre and nonbizarre speech as a function of the content of verbal attention
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 36:101-4. 2003
  8. pmc Choices between positive and negative reinforcement during treatment for escape-maintained behavior
    I G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 34:521-5. 2001
  9. ncbi request reprint Comparison of verbal preference assessments in the presence and absence of the actual stimuli
    David E Kuhn
    Neurobehavioral Unit, Kennedy Krieger Institute, 707 N Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 27:645-56. 2006
  10. ncbi request reprint Competing stimuli in the treatment of multiply controlled problem behavior during hygiene routines
    Ethan S Long
    The Kennedy Krieger Institute and Johns Hopkins University School of Medicine, 707 N Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 26:57-69. 2005

Collaborators

Detail Information

Publications12

  1. pmc The effects of noncontingent access to single- versus multiple-stimulus sets on self-injurious behavior
    I G DeLeon
    Kennedy Krieger Institute and Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 33:623-6. 2000
    ..The reductive effects of the intervention waned as the session progressed. Rotating toy sets after 10 min or providing access to multiple toy sets resulted in reductions that lasted the entire 30 min...
  2. pmc On the correspondence between preference assessment outcomes and progressive-ratio schedule assessments of stimulus value
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, 707 N Broadway, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 42:729-33. 2009
    ..In 10 of 12 possible comparisons, higher preference stimuli produced larger break points than did lower preference stimuli...
  3. pmc Increasing wearing of prescription glasses in individuals with mental retardation
    Iser G DeLeon
    Kennedy Krieger Institute, Neurobehavioral Unit, Baltimore, MD 21205, USA
    J Appl Behav Anal 41:137-42. 2008
    ..Partial component analyses revealed that different components of the package were sufficient or necessary to sustain glasses wearing across participants...
  4. ncbi request reprint Individualized sampling parameters for behavioral observations: enhancing the predictive validity of competing stimulus assessments
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, 707 N Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 26:440-55. 2005
    ..These results are discussed in terms of the exchange between expediency and accuracy during competing stimulus assessments...
  5. pmc Examination of the influence of contingency on changes in reinforcer value
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 44:543-58. 2011
    ..These results are discussed in relation to recent basic research addressing the influence of effort on stimulus value...
  6. ncbi request reprint Assessment of aberrant behavior maintained by wheelchair movement in a child with developmental disabilities
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, 707 North Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 24:381-90. 2003
    ..These results extend prior research on functional analysis by demonstrating a previously unreported behavioral function particular to individuals with motor deficits...
  7. pmc Covariation between bizarre and nonbizarre speech as a function of the content of verbal attention
    Iser G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 36:101-4. 2003
    ....
  8. pmc Choices between positive and negative reinforcement during treatment for escape-maintained behavior
    I G DeLeon
    Neurobehavioral Unit, Kennedy Krieger Institute, Baltimore, Maryland 21205, USA
    J Appl Behav Anal 34:521-5. 2001
    ..When the reinforcement requirement reached 10 consecutive tasks, the treatment effects became inconsistent and reinforcer selection shifted from a strong preference for positive reinforcement to an unstable selection pattern...
  9. ncbi request reprint Comparison of verbal preference assessments in the presence and absence of the actual stimuli
    David E Kuhn
    Neurobehavioral Unit, Kennedy Krieger Institute, 707 N Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 27:645-56. 2006
    ..24; range, -0.17 to 0.57) that varied widely across participants. Results of the reinforcer assessments suggested that the verbal-plus-tangible stimulus preference assessment more accurately predicted reinforcer strength...
  10. ncbi request reprint Competing stimuli in the treatment of multiply controlled problem behavior during hygiene routines
    Ethan S Long
    The Kennedy Krieger Institute and Johns Hopkins University School of Medicine, 707 N Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 26:57-69. 2005
    ..These results are discussed in terms of the relative ease of this intervention and possible mechanisms underlying the effects of competing stimuli on behaviors maintained by different types of reinforcement...
  11. ncbi request reprint Re-evaluation of constant versus varied punishers using empirically derived consequences
    Lisa M Toole
    Kennedy Krieger Institute and University of Maryland, Baltimore County, 707 N Broadway, Baltimore, MD 21205, USA
    Res Dev Disabil 25:577-86. 2004
    ....
  12. pmc Enhancing the effects of extinction on attention-maintained behavior through noncontingent delivery of attention or stimuli identified via a competing stimulus assessment
    Wayne W Fisher
    Marcus and Kennedy Krieger Institutes AND Johns Hopkins University School of Medicine Atlanta, Georgia 30329, USA
    J Appl Behav Anal 37:171-84. 2004
    ..DESCRIPTORS: Attention-maintained problem behavior, competing stimuli, extinction, functional analysis, noncontingent reinforcement..

Research Grants2

  1. Establishment and Durability of Reinforcing Stimuli
    ISER DELEON; Fiscal Year: 2004
    ..g., self-injury) in the target population, can be used effectively in this manner following exposure to the value enhancement procedures. ..
  2. Translational Research on NCR Interventions for Behavior Disorders
    ISER DELEON; Fiscal Year: 2008
    ..This project will determine the extent to these side effects occur as a first step towards determining how they can be avoided. [unreadable] [unreadable] [unreadable]..