A study of the dropout rates in longitudinal research on aging and the prediction of death.

A general model for the study of developmental problems.

1965 • 1,048 citations

The growth and decline of intelligence: a study of a homogeneous group between the ages of ten and sixty.

1933 • 148 citations

The Maintenance of Intellectual Ability in Gifted Adults

1955 • 124 citations

Age and mental abilities: a longitudinal study.

1953 • 107 citations

Intellectual Stability and Survival in the Aged

1963 • 81 citations

Age and human ability.

1933 • 65 citations

THE EFFECT OF TIME AND COHORT DIFFERENCES ON THE INTERPRETATION OF AGE CHANGES IN COGNITIVE BEHAVIOR

1968 • 64 citations

Discrepancies Between Findings of Longitudinal and Cross-Sectional Studies in Adult Life: Physique and Physiology

1965 • 47 citations

Intellectual Changes in Aged Twins

1962 • 44 citations

Socio-Psychological Factors of Aging: A Cohort-Sequential Analysis

1967 • 35 citations

The applicability of mental tests to persons over fifty years of age.

1920 • 34 citations

The WAIS Performance of the Aged: A Retest Evaluation

1963 • 31 citations

Cross-Sectional Methods In The Study Of Psychological Aspects Of Aging

1959 • 30 citations

A Study on Changes of Attitudes and Interests During Later Years of Life

1960 • 28 citations

A comparison and reinterpretation of factor structures of the W-B, the WAIS, and the Hawie on aged persons.

1962 • 27 citations

The Effect of Age on the Intellectual Performance of Mental Defectives

1960 • 24 citations

CHANGING INTELLECTUAL FUNCTIONS IN SENESCENT TWINS

1957 • 22 citations

Changes in Intellect with Age: II. Factorial Analysis of Wechsler-Bellevue Scores

1964 • 21 citations

A Study Of Verbal Achievements Of Older Persons

1959 • 21 citations

Longevity and Intellectual Variation in a Senescent Twin Population1

1960 • 19 citations

Representativeness of Volunteer Subjects in a Longitudinal Aging Study

1965 • 14 citations

Use of the Longitudinal Design in Studies of Long-Term Illness: Some Advantages and Limitations

1964 • 12 citations

Analysis of Differences in Test and Item Difficulty Between Young and Old Adults

1962 • 12 citations

Mental Disorders in Later Life.

1956 • 8 citations

Effects of Level of Surviving Abilities, Time of Day, and Test-Retest upon Psychological Performance in Seniles

1963 • 4 citations

Deleted Work

1955 • 0 citations