Aging and Cognitive Processes

1 Neuroanatomical and Clinical Neuropsychological Changes in Aging and Senile Dementia.- Aging: Normal versus Pathological.- Neuroanatomical Changes.- Electron Microscope Observations.- Light Microscope Changes.- Gross Changes.- Clinical Neuropsychological Changes.- Conclusions.- References.- 2 Cellular Mechanisms of Alzheimer's Disease.- References.- 3 Advances in the Psychophysiology of Aging.- Novel Descriptive Techniques: Windows into the Brain.- Event-Related Potentials.- Computerized Axial Tomography.- Intervention: Plasticity in the Aging.- Conclusions.- References.- 4 A Neuropsychological Approach to Perception and Memory in Normal and Pathological Aging.- Visual Perception: The Effects of Backward Masking on the Identification of Letters and Words.- Primary and Secondary Memory: Free Recall, Cued Recall, and Recognition of Words and Faces.- Procedural or Skill Memory.- Remote Memory.- Memory in Everyday Life.- Summary.- References.- 5 How Do Old People Know What to Do Next?.- Passive and Active Control of Momentary Changes in Selective Attention.- Recency Effects Determined by Stimulus Characteristics or by Previously Learned Associations.- Control of Efficient Interrogation of the Environment.- Search of Probable before Improbable Locations in Space.- Guiding Search on the Basis of Cues from Neighboring Background Items.- Detection of Possibilities for Developing and Using Optimal Scanning Strategies.- Detection of Constant Probability Bias and of Sudden Changes in the Relative Probabilities of Events.- Remembering What to Do Next.- Failures to Index Immediate Memory to Maintain Control in a Serial Task.- Conclusions.- References.- 6 The Development of Visual Information Processes in Adulthood and Old Age.- A Visual Information Processing Model.- Developmental Questions.- Peripheral Perceptual Processes.- Central Perceptual Processes.- Selective Attention and Pattern Recognition.- Developmental Implications.- References.- 7 The Appearance and Disappearance of Age Differences in Adult Memory.- Summary of Present Research.- Integration with Previous Research.- Conclusions.- References.- 8 General Encoding of Episodic Events by Elderly Adults.- Experiment 1.- Experiment 2.- Experiment 3.- Conclusions.- References.- 9 Learning and Memory Deficits in Institutionalized and Noninstitutionalized Old People: An Analysis of Interference Effects.- Interference.- Control of Learning and Memory Deficits.- Brain Mechanisms.- Empirical Studies.- Subjects.- Interference and Learning.- Cuing Effects.- Memory.- Concluding Comments.- References.- 10 Encoding Deficits in Aging.- References.- 11 Aging and Cognitive Deficits: The Role of Attentional Resources.- Theoretical Background.- Empirical Studies.- Aging and Divided Attention.- Depth of Processing and Aging.- Age Differences in Semantic Memory.- Summary of Empirical Results.- Conclusions: Possible Reasons for Age Decrements in Memory.- References.- 12 Classification Style Differences in the Elderly.- Method.- Subjects.- Materials.- Procedure.- Measures.- Results.- Discussion.- References.- 13 Changes with Age in Problem Solving.- The Longitudinal Study of Concept Problem Solving.- Results.- Summary of Results.- Current Status and Future Directions.- References.- 14 The Theory of Fluid and Crystallized Intelligence in Relation to Concepts of Cognitive Psychology and Aging in Adulthood.- Major Concepts.- Some General Features of Procedures.- A Few Comments in Defense of Procedures.- Subjects and Variables.- Subjects.- Variables.- Analyses and Results.- Sensory Detection in Relation to Decline of Intellectual Capacities.- Short-Term Memory, Concentration, Attendveness, and Speediness Related to Gf Decline.- Speediness, Carefulness, and Persistence in Relation to Gf Decline.- Spontaneous Alertness, Expectations, and Incidental Memory.- Multiple-Process Involvements in Gf Decline.- The Rise of Crystallized Intelligence.- Summing Up.- Brain Function in Relation to Gf and Gc.- Gf Relations to Neurological Gating Functions.- Possible Neurological Underpinnings of Gc in Relation to Total Function.- Lateralization Theory in Relation to Gf/Gc Theory.- Summary.- References.- 15 Reallocation of Mental Resources over the Productive Lifespan: Assumptions and Task Analyses.- Overview.- Assumptions in Empirical Cognitive Gerontology: Subject-Selection Practices.- The Comparability Problem.- The Volunteer Problem.- A Study of Cognition, Age, and Voluntarism.- Subject Selection and Classification.- Selection and Theoretical Classification of Tasks.- General Results.- Overall Conclusions and Theoretical Analysis.- References.- 16 Attention Switching in Higher Mental Process.- References.- 17 Studying Cognitive Performance in the Elderly: A Biopsychosocial Approach.- The Biological Issues.- The Nature of Normal Biological Aging.- Non-Specific Presentation of Illness in the Elderly.- Drugs and the Elderly.- The Epidemiology of Senile Dementia.- Social Psychological Issues.- Selection Bias.- The Epiphenomena of Aging.- Labeling and Learned Helplessness.- The Problem of Ecological Validity.- Conclusions.- References.- 18 Memory Functioning in Late Adulthood.- Five Problems of Potential Significance.- Fear of Memory Impairment.- The Meaning and/or Accuracy of Self-Assessment of Memory Problems.- The Progress of Memory Disability.- The Subjective Experience of Memory Impairment and the Strategies Employed.- Potential Effects of Self-Perceived and Attributed Memory Problems on Self-Concept and on Interpretations of Behavior.- Content of Memories in Old Age: Case Studies.- Case 1.- Case 2.- Case 3.- Case 4.- Case 5.- References.- 19 Plasticity and Enhancement of Intellectual Functioning in Old Age: Penn State's Adult Development and Enrichment Project (ADEPT).- Objectives of ADEPT.- On Variability and Plasticity in Intellectual Aging.- Variability.- Plasticity.- Context and Hypotheses of ADEPT Research.- Intellectual Aging: Role of Performance Factors and Ecological Deficits.- Theory of Fluid-Crystallized Intelligence as Framework.- General Design Characteristics.- Subjects.- Measurement Battery.- Rationale and Substance of Training.- Assessment of Training.- Results of Intervention Studies.- Retesting or No-Feedback Practice.- Training of Figurai Relations Ability.- Training of Induction.- Training of Attention/Memory.- Conclusions.- Retest Effects.- Ability-Specific Training and Transfer.- Implications: Toward an Integrative View.- Summary.- References.