Ashley Schnakenberg Martin, PhD
Assistant ProfessorCards
About
Research
Publications
Featured Publications
A Guide for the Implementation of Group-Based Metacognitive Reflection and Insight Therapy (MERITg)
Martin A, Bullock J, Fiszdon J, Stacy M, Martino S, James A, Lysaker P. A Guide for the Implementation of Group-Based Metacognitive Reflection and Insight Therapy (MERITg). Journal Of Contemporary Psychotherapy 2022, 53: 91-98. DOI: 10.1007/s10879-022-09560-9.Peer-Reviewed Original ResearchTranslating an Integrative Metacognitive Model of Psychotherapy for Serious Mental Illness Into a Group Format: A Pilot Investigation on Feasibility
Martin A, Bullock J, Fiszdon J, Stacy M, Martino S, James AV, Wiesepape C, Lysaker PH. Translating an Integrative Metacognitive Model of Psychotherapy for Serious Mental Illness Into a Group Format: A Pilot Investigation on Feasibility. Psychological Services 2024, 21: 130-138. PMID: 36066852, PMCID: PMC10484016, DOI: 10.1037/ser0000706.Peer-Reviewed Original ResearchSerious mental illnessMental illnessOutpatient psychiatric settingsRoutine clinical careGroup-based interventionBody of evidenceClinical carePsychiatric settingsIllnessPilot investigationInsight therapyGroup formatProgram evaluation measuresClinical demandGroup psychotherapyInterventionGroupParticipantsInpatientsPsychotherapyTherapyAuditory feature perception and auditory hallucinatory experiences in schizophrenia spectrum disorder
Schnakenberg Martin AM, Bartolomeo L, Howell J, Hetrick WP, Bolbecker AR, Breier A, Kidd G, O’Donnell B. Auditory feature perception and auditory hallucinatory experiences in schizophrenia spectrum disorder. European Archives Of Psychiatry And Clinical Neuroscience 2017, 268: 653-661. PMID: 28936548, PMCID: PMC7126185, DOI: 10.1007/s00406-017-0839-1.Peer-Reviewed Original ResearchConceptsAuditory verbal hallucinationsSchizophrenia spectrum disordersAuditory perceptionSZ individualsFeature perceptionVerbal hallucinationsSpectrum disorderAuditory featuresImpaired auditory perceptionSchizophrenia Voices QuestionnaireBasic Auditory CapabilitiesTemporal order discriminationAuditory hallucinatory experiencesCognitive processingTone taskOrder discriminationHamilton ProgramHallucinatory experiencesGreater deficitsSZ groupAuditory hallucinationsAuditory capabilitiesPerceptionVoice QuestionnaireIntellectual impairmentDifferential Cognitive Performance in Females and Males with Regular Cannabis Use
Martin A, D’Souza D, Newman SD, Hetrick WP, O’Donnell B. Differential Cognitive Performance in Females and Males with Regular Cannabis Use. Journal Of The International Neuropsychological Society 2021, 27: 570-580. PMID: 34261548, PMCID: PMC8830784, DOI: 10.1017/s1355617721000606.Peer-Reviewed Original ResearchConceptsRegular cannabis useCannabis useCognitive measuresPsychomotor speedBiological sexHopkins Verbal Learning TestDifferential cognitive performanceNon-using peersVerbal Learning TestMeasures of intelligenceWechsler Abbreviated ScaleDigit symbol testGreatest group differencesVerbal learningDigit spanLearning TestCognitive performanceAbbreviated ScaleNeurocognitive deficitsCognitive deficitsSymbol testCannabis exposurePsychomotor performanceGroup differencesCognitionCompared to high and low cannabis use, moderate use is associated with fewer cognitive deficits in psychosis
Martin A, Bonfils KA, Davis BJ, Smith EA, Schuder K, Lysaker PH. Compared to high and low cannabis use, moderate use is associated with fewer cognitive deficits in psychosis. Schizophrenia Research Cognition 2016, 6: 15-21. PMID: 28740820, PMCID: PMC5514308, DOI: 10.1016/j.scog.2016.09.001.Peer-Reviewed Original ResearchLifetime cannabisCannabis useLess impairmentGroup of patientsDose related responsePoor levelCannabis/Assessment of neurocognitionLifetime cannabis usePoor cognitionSevere impairmentCognitive deficitsCognitive functionLower cannabisModerate cannabisCannabisSchizophreniaImpairmentHigher cannabisNeurocognition
2024
Group-Based Metacognitive Reflection and Insight Therapy (MERITg) and Its Relationship to Recovery-Oriented Beliefs in Serious Mental Illness
Musket C, Bullock J, Fiszdon J, Stacy M, Martino S, James A, Lysaker P, Martin A. Group-Based Metacognitive Reflection and Insight Therapy (MERITg) and Its Relationship to Recovery-Oriented Beliefs in Serious Mental Illness. Behavioral Sciences 2024, 14: 520. PMID: 39062343, PMCID: PMC11273885, DOI: 10.3390/bs14070520.Peer-Reviewed Original ResearchSerious mental illnessMental illnessMaryland Assessment of RecoveryRecovery-oriented interventionsInsight TherapyThirty-one participantsAssessment of recoveryGroup participantsShort formEvidence-basedInpatient groupTreatment settingsMetacognitive reflectionTreatment programsParticipantsIllnessTherapeutic interactionSMIThirty-oneBeliefsAdjunctive treatmentInterventionGroupMarylandTherapyPsychotherapy to Emphasize Self-Directed Recovery for Persons With Serious Mental Illness: Contributions From Metacognitive Reflection and Insight Therapy (MERIT)
Faith L, Wiesepape C, Bonfils K, Lysaker P, Martin A. Psychotherapy to Emphasize Self-Directed Recovery for Persons With Serious Mental Illness: Contributions From Metacognitive Reflection and Insight Therapy (MERIT). Psychological Services 2024 PMID: 38780561, DOI: 10.1037/ser0000865.Peer-Reviewed Original ResearchSelf-directed recoveryEvidence-based psychotherapiesMental illnessMetacognitive reflectionLevels of mental health careSerious mental illnessMental health careIndividual psychotherapyInsight TherapyMetacognitive capacityTreatment of peopleSymptom reductionPsychotherapyInterpersonal environmentLevel of trainingHealth careMetacognitive frameworkRecovery outcomesSMIPersonsSelf-determinationFunctional improvementSocial workersCareIllness
2023
Cannabis Causes Positive, Negative, and Cognitive Symptoms and Produces Impairments in Electrophysiological Indices of Information Processing
Martin A, Ranganathan M, D’Souza D. Cannabis Causes Positive, Negative, and Cognitive Symptoms and Produces Impairments in Electrophysiological Indices of Information Processing. 2023, 156-166. DOI: 10.1017/9781108943246.017.Peer-Reviewed Original ResearchMental illnessMental health teamsHealth policy implicationsHigh-potency cannabisStages of neurodevelopmentPotential adverse effectsHealth teamsImpact of exposureCognitive symptomsCannabis dependenceAdverse effectsCannabisSynthetic cannabinoidsIllnessPsychosisCannabinoidsElectrophysiological indicesNew research findingsAssociationComplex associationSymptomsPutative modelNeurodevelopmentSchizophreniaImpairmentPreliminary study of the interactive effects of THC and ethanol on self-reported ability and simulated driving, subjective effects, and cardiovascular responses
Schnakenberg Martin A, Flynn L, Sefik E, Luddy C, Cortes-Briones J, Skosnik P, Pittman B, Ranganathan M, D’Souza D. Preliminary study of the interactive effects of THC and ethanol on self-reported ability and simulated driving, subjective effects, and cardiovascular responses. Psychopharmacology 2023, 240: 1235-1246. PMID: 37045988, DOI: 10.1007/s00213-023-06356-0.Peer-Reviewed Original ResearchConceptsSubjective effectsOral tetrahydrocannabinolSelf-reported abilityEffects of cannabisInfluence of tetrahydrocannabinolCause of morbiditySimulated drivingFeeling statesBlood alcohol levelsMotor vehicle accidentsAlcohol-related motor vehicle accidentsCardiovascular responsesIntravenous ethanolHealthy humansHeart rateVehicle accidentsAlcohol levelsInteractive effectsTetrahydrocannabinolPhysiological effectsSignificant differencesDrivingAbilityPreliminary studyRationaleDrug
2022
The Relationship Between Cannabinoids and Neural Oscillations: How Cannabis Disrupts Sensation, Perception, and Cognition
Syed S, Martin A, Cortes-Briones J, Skosnik P. The Relationship Between Cannabinoids and Neural Oscillations: How Cannabis Disrupts Sensation, Perception, and Cognition. Clinical EEG And Neuroscience 2022, 54: 359-369. PMID: 36426543, DOI: 10.1177/15500594221138280.Peer-Reviewed Original ResearchConceptsNeural oscillationsNeural synchronyImportant clinical implicationsExcitatory balanceTheta frequency rangeClinical studiesClinical implicationsNeural circuitsCannabis useBrain functionOscillatory disruptionsNeural activityCannabinoidsSensationPotential relationshipCritical mechanismElectroencephalographyDisruptionSchizophrenia
News
News
- October 07, 2024
Schnakenberg Martin Honored With Psychologists in Public Service Early Career Achievement Award
- October 04, 2024Source: Behavioral Sciences
Group-Based Metacognitive Reflection and Insight Therapy and Its Relationship to Recovery-Oriented Beliefs in Serious Mental Illness
- June 02, 2023Source: Psychopharmacology
Preliminary Study of Interactive Effects of THC and Ethanol on Driving
- August 31, 2021
Four Current or Former MIRECC Fellows Receive Career Development Awards